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searching for Primary mirror 194 found (286 total)

NGC 6362 (338 words) [view diff] exact match in snippet view article find links to article

lying close to Apus in the southern sky. A telescope with a 150mm primary mirror is required to resolve the stars within this irregularly shaped cluster

Catadioptric system (1,863 words) [view diff] exact match in snippet view article find links to article

lenses (commonly called a "corrector plate") in front of a spherical primary mirror. These designs take advantage of all the surfaces being "spherically

W. M. Keck Observatory (1,885 words) [view diff] exact match in snippet view article find links to article

primary mirror with an equivalent diameter of 10 meters (32.8 ft or 394 in), slightly smaller than the Gran Telescopio Canarias whose primary mirror has

Vatican Advanced Technology Telescope (538 words) [view diff] exact match in snippet view article find links to article

of the telescope is an f/1.0 honeycombed construction, borosilicate primary mirror. The VATT's mirror is unusually 'fast' at f/1, which means that its

Cloud Aerosol Transport System (343 words) [view diff] exact match in snippet view article find links to article

light side of the Earth in the Sun on the pass after the failure the primary mirror was pointed towards the Sun and the optics were fried. On June 14, 2018

Timeline of the James Webb Space Telescope (1,869 words) [view diff] exact match in snippet view article find links to article

launch date of October 2018. February 2016: hexagonal segments of the primary mirror assembled. March 2016: cryogenic testing of instruments and mirrors

Godlee Observatory (223 words) [view diff] exact match in snippet view article find links to article

made by Grubb of Dublin: a Newtonian telescope that uses a concave primary mirror and a flat diagonal secondary mirror, and a refracting telescope that

Stratospheric Observatory for Infrared Astronomy (4,115 words) [view diff] exact match in snippet view article find links to article

diameter primary mirror, as was common with most large infrared telescopes. The optical system uses a Cassegrain reflector design with a parabolic primary mirror

Giant Magellan Telescope (3,754 words) [view diff] exact match in snippet view article find links to article

telescope enclosure and reduce ambient thermal gradients across the primary mirror surface. The enclosure design provides the telescope pier with a seismic

Large Binocular Telescope (2,123 words) [view diff] exact match in snippet view article find links to article

and saw first light with a single primary mirror on October 12, 2005, which viewed NGC 891. The second primary mirror was installed in January 2006 and

Asiago Astrophysical Observatory (206 words) [view diff] exact match in snippet view article find links to article

construction of a 1:1 scale model of the European Extremely Large Telescope's primary mirror. The nearby Cima Ekar Observing Station (Italian: Stazione osservativa

First light (astronomy) (981 words) [view diff] exact match in snippet view article

its first light with a single primary mirror on 12 October 2005, which was a view of NGC 891. The second primary mirror was installed in January 2006

Highland Road Park Observatory (416 words) [view diff] exact match in snippet view article find links to article

Ritchey–Chrétien telescope (f/8.1) with a hyperbolic figured 20-inch primary mirror and a 7.25-inch secondary mirror – both conical shaped, made of lightweight

Adaptive optics (3,102 words) [view diff] exact match in snippet view article find links to article

with active optics, which work on a longer timescale to correct the primary mirror geometry. Other methods can achieve resolving power exceeding the limit

Large Latin American Millimeter Array (1,508 words) [view diff] exact match in snippet view article find links to article

the Province of Salta, Argentina, next to the Qubic experiment. The primary mirror accuracy will allow observation from 40 GHz up to 900 GHz. After installation

Nancy Grace Roman Space Telescope (4,440 words) [view diff] exact match in snippet view article find links to article

Telescope is based on an existing 2.4 m (7.9 ft) wide field of view primary mirror and will carry two scientific instruments. The Wide-Field Instrument

James Clerk Maxwell Telescope (1,386 words) [view diff] exact match in snippet view article find links to article

telescope is near the summit of Mauna Kea at 13,425 feet (4,092 m). Its primary mirror is 15 metres (16.4 yards) across: it is the largest single-dish telescope

List of largest optical telescopes in the 20th century (2,637 words) [view diff] exact match in snippet view article find links to article

specifications, when a general measurement becomes obtuse. Aperture of the primary mirror alone can be poor measure of a reflective telescope's significance;

Iranian National Observatory (1,540 words) [view diff] exact match in snippet view article find links to article

the commissioning of INO340, a home-grown optical telescope with a primary mirror of 3.4 m, making it by far the country's largest astronomical research

VLT Survey Telescope (1,986 words) [view diff] exact match in snippet view article find links to article

maintenance. The VST is an alt-azimuthal wide-field survey telescope with a primary mirror diameter of 2.65 meters that was constructed from 2007 to 2011 at the

Sardinia Radio Telescope (785 words) [view diff] exact match in snippet view article find links to article

telescope and its structure weighs around 3,300 tonnes (3,300,000 kg). The primary mirror is 64 metres (210 ft) in diameter. It has an active surface consisting

TRACE (1,066 words) [view diff] exact match in snippet view article find links to article

(Hydrogen) I (Lyman-alpha) (121.6 nm/8.4 nm). The TRACE primary mirror assembly is based on primary mirror support assemblies used in SWATH, a small explorer

High Speed Photometer (448 words) [view diff] exact match in snippet view article find links to article

the end of 1993, and it helped diagnose an issue with the Hubble's primary mirror. The HSP was one of the instruments on Hubble at launch. Its primary

List of largest infrared telescopes (344 words) [view diff] exact match in snippet view article find links to article

telescopes for infrared astronomy are listed in terms of diameter of primary mirror. The infrared spectrum with its longer wavelength than visible light

Modified Dall–Kirkham telescope (244 words) [view diff] exact match in snippet view article find links to article

elements) ahead of the focal point to improve off-axis image quality. The primary mirror conic constant is slightly different from that for a conventional Dall-Kirkham

Observatory Naef Épendes (1,014 words) [view diff] exact match in snippet view article find links to article

mirror in the same axis as the primary mirror, which reflects light back through a hole pierced in the primary mirror itself. The image can then be observed

Segmented mirror (1,219 words) [view diff] exact match in snippet view article find links to article

McDonald Observatory, West Texas at an altitude of 2,026 m (6,647 ft). Its primary mirror is constructed from 91 hexagonal segments. The telescope's main mirror

Orion (space telescope) (1,348 words) [view diff] exact match in snippet view article

telescope Optical system: Mersenne Spectrograph: Wadsworth Diameter of primary mirror: 280 mm Focal length: 1400 mm Spectral range: 2000–3800 Å Spectral resolution

Argunov–Cassegrain telescope (266 words) [view diff] exact match in snippet view article find links to article

elements, two lenses and a Mangin mirror (the element farthest from the primary mirror). Argunov systems only employ spherical surfaces and avoid the practical

Crossed Dragone (623 words) [view diff] exact match in snippet view article find links to article

Telescope is an off-axis telescope design consisting of a parabolic primary mirror and a large concave secondary mirror arranged so that the focal plane

Launch and commissioning of the James Webb Space Telescope (5,817 words) [view diff] exact match in snippet view article find links to article

structural deployment was to unfold the wings of the primary mirror. Each panel consists of three primary mirror segments and had to be folded to allow the space

2012 National Reconnaissance Office space telescope donation to NASA (1,303 words) [view diff] exact match in snippet view article find links to article

Architecture program; in addition to the two completed telescopes, a primary mirror and other parts for a third also exist. While NRO considers them to

Nasmyth telescope (381 words) [view diff] exact match in snippet view article find links to article

eyepiece. As in the Cassegrain telescope, the light falls on a concave primary mirror, then is reflected towards a convex secondary mirror. A comparatively

NIRCam (1,451 words) [view diff] exact match in snippet view article find links to article

is also used to provide information to align the 18 segments of the primary mirror. It is an infrared camera with ten mercury-cadmium-telluride (HgCdTe)

BINGO (telescope) (2,635 words) [view diff] exact match in snippet view article

University of São Paulo. BINGO will consist of two mirrors: the 40-meter primary mirror reflects radiation from the sky to the secondary mirror that then directs

KH-11 KENNEN (5,119 words) [view diff] exact match in snippet view article find links to article

processing, iii) large, fast optics with a 2.54 m (100 in) diameter f/2 primary mirror, iv) gigabit/s data link, v) long on-orbit operational lifetime for

Siding Spring 2.3 m Telescope (350 words) [view diff] exact match in snippet view article find links to article

co-rotating dome. The optical telescope has Altazimuth mount and a primary mirror with a focal length of f/2.05. It is housed in a box-shaped building

Great Melbourne Telescope (1,032 words) [view diff] exact match in snippet view article find links to article

working condition started in 2013. With a 48 inch (1.2 metre) diameter primary mirror, it was one of the largest telescopes of the late 19th century. This

Thirty Meter Telescope (7,383 words) [view diff] exact match in snippet view article find links to article

design that would eventually become the TMT, consisting of a 492-segment primary mirror with nine times the power of the Keck Observatory. Due to its light-gathering

NASA Infrared Telescope Facility (1,799 words) [view diff] exact match in snippet view article find links to article

thermal emission from the telescope structure around the primary mirror. The primary mirror itself is 126" in diameter, but only the center 118" is used

Guide star (431 words) [view diff] exact match in snippet view article find links to article

observed motion of the guide star, and making minute distortions to the primary mirror, the telescope can produce images with much greater sharpness than is

Hobby–Eberly Telescope (936 words) [view diff] exact match in snippet view article find links to article

location and allows a single target to be tracked for up to two hours. The primary mirror is constructed from 91 hexagonal segments, which is less expensive than

OTE Pathfinder (1,917 words) [view diff] exact match in snippet view article find links to article

of JWST, and in particular supported the Optical Telescope Element (primary mirror, backplane, etc.). The OTE pathfinder uses two additional mirror segments

Aristarchos 2.3 m Telescope (287 words) [view diff] exact match in snippet view article find links to article

built by Carl Zeiss AG, has a Ritchey-Chrétien configuration with a primary mirror with a diameter of 2.3 m. At the main f/8 Cassegrain focus, the corrected

BLAST (telescope) (577 words) [view diff] exact match in snippet view article

telescope that hangs from a high-altitude balloon. It has a 2-meter primary mirror that directs light into bolometer arrays operating at 250, 350, and

Sandra Faber (1,707 words) [view diff] exact match in snippet view article find links to article

the second largest optical telescope in the world, with a 10-meter primary mirror of a novel type that consists of 36 hexagonal segments. Sandra Faber

Atacama Cosmology Telescope (2,395 words) [view diff] exact match in snippet view article find links to article

function. The telescope reflectors consist of a six-metre (236 in) primary mirror and a two-metre (79 in) secondary mirror. Both mirrors are composed

VISTA (telescope) (2,701 words) [view diff] exact match in snippet view article

sky at seeing-limited resolution led to a unique optical design. The primary mirror is a concave hyperboloid with 4.1 m diameter and about f/1 focal ratio

Simons Observatory (1,188 words) [view diff] exact match in snippet view article find links to article

Observatory will build a 6-meter telescope and under illuminate the primary mirror to 5.5 meters. At the same time other science goals require very low

Cassegrain Nasmyth (94 words) [view diff] exact match in snippet view article find links to article

on the side of the telescope tube instead of through a hole in the primary mirror. This design is common in large telescopes, e.g., the W. M. Keck Observatory

Hexapod-Telescope (588 words) [view diff] exact match in snippet view article find links to article

ratio of bearing pressure and its own weight was very high. The active primary mirror had a diameter of 1.5 meters and – with a thickness of only 50 mm –

Fast Infrared Exoplanet Spectroscopy Survey Explorer (646 words) [view diff] exact match in snippet view article find links to article

functions in the infrared (0.5-5.0 μm). It would have used a 75 cm diameter primary mirror. FINESSE Mission to 500+ transiting exoplanets. NASA JPL. Accesses 1

NEOSTEL (828 words) [view diff] exact match in snippet view article find links to article

to the equator. In terms of light gathering power, the size of the primary mirror is not directly comparable to more conventional telescopes because of

J-PAS (406 words) [view diff] exact match in snippet view article find links to article

Physics of the Cosmos (CEFCA) and consists of two telescopes: a 2.5-metre primary mirror telescope (JST/T250) and an 80-centimeter telescope (JAST/T80). J-PAS

GREGOR Solar Telescope (319 words) [view diff] exact match in snippet view article find links to article

GREGOR is a solar telescope, equipped with a 1.5 m primary mirror, located at 2,390 m altitude at the Teide Observatory on Tenerife in the Canary Islands

Ohara Corporation (484 words) [view diff] exact match in snippet view article find links to article

Magellan Telescope and the Large Binocular Telescope, both having a primary mirror 8.4 m wide. "Corporate Data". Ohara Inc. Retrieved May 6, 2019. "About

PerkinElmer (3,322 words) [view diff] exact match in snippet view article find links to article

significant friction with NASA. Due to a miscalibrated null corrector, the primary mirror was also found to have a significant spherical aberration after reaching

Lurie–Houghton telescope (570 words) [view diff] exact match in snippet view article find links to article

radius of curvature of the primary mirror is slightly less than that of the total system. The diameter of the primary mirror should be larger than the

Robotic arm (1,114 words) [view diff] exact match in snippet view article find links to article

Robotic arm installs primary mirror segments of the James Webb Space Telescope.

Eastern Anatolia Observatory (290 words) [view diff] exact match in snippet view article find links to article

Turkey's first infrared telescope. The telescope will have an active primary mirror of 4 m (13 ft) in diameter and will be equipped with adaptive optics

Timeline of telescope technology (1,595 words) [view diff] exact match in snippet view article find links to article

mathematician James Gregory designs a reflecting telescope with paraboloid primary mirror and ellipsoid secondary mirror. Construction techniques at the time

Archive.today (1,890 words) [view diff] exact match in snippet view article find links to article

originally branded itself as archive.today, but in May 2015, changed the primary mirror to archive.is. In January 2019, it began to deprecate the archive.is

Diffraction spike (1,181 words) [view diff] exact match in snippet view article find links to article

the spiral galaxy NGC 7469 with diffraction spikes Edges of the JWST primary mirror segments and spider colour-coded with their corresponding diffraction

Lunar Ultraviolet Cosmic Imager (852 words) [view diff] exact match in snippet view article find links to article

Cassegrain Mass 1.2 kg (2.6 lb) Wavelength band near UV (200 nm to 320 nm) Primary mirror (aperture) 80 mm Secondary mirror 32 cm Collecting area 607 cm2 Focal

Gemini Observatory (3,393 words) [view diff] exact match in snippet view article find links to article

in the Galaxy SDSS J222153.87+003054.2 On 22 October 2022, the 8.1m primary mirror of the Gemini North telescope was damaged when it touched an earthquake

Submillimeter Array (2,234 words) [view diff] exact match in snippet view article find links to article

delay measurements. Each of the eight antennas has a 6 meter diameter primary mirror made of 72 machined cast aluminum panels. Machined aluminum was chosen

Joint Dark Energy Mission (888 words) [view diff] exact match in snippet view article find links to article

The Destiny spacecraft features an optical telescope with a 1.8 metre primary mirror. The telescope images infrared light onto an array of solid-state detectors

Gingin, Western Australia (645 words) [view diff] exact match in snippet view article find links to article

is an equatorial fork-mounted Cassegrain reflector telescope with a primary mirror aperture of 1.007 m and a focal length of 4.0386 m. The telescope's

Ohana project (356 words) [view diff] exact match in snippet view article find links to article

which each have a 10 m diameter primary mirror. Subaru with an 8.2 m primary mirror. Gemini North with an 8 m primary mirror. Canada France Hawaii Telescope

Vixen (telescopes) (372 words) [view diff] exact match in snippet view article

refractor style rack and pinion focuser, while in the larger designs the primary mirror is moved as in most other small to medium-sized Cassegrain designs.

STS-36 (914 words) [view diff] exact match in snippet view article find links to article

the satellites were shipped in similar containers, and had comparable primary mirror diameters. USA-53, nicknamed "Misty", was tracked briefly by amateur

Schmidt–Väisälä camera (675 words) [view diff] exact match in snippet view article find links to article

corrector plate diameter of 500 mm, and a primary mirror focal length of 1031 mm. The spherical primary mirror diameter is 600 mm, and it is on a German-type

Zerodur (562 words) [view diff] exact match in snippet view article find links to article

The Keck II Telescope showing the segmented primary mirror made of Zerodur

Cophasing (251 words) [view diff] exact match in snippet view article find links to article

large telescopes (ELTs) generally depend on the use of a segmented primary mirror. While the basic technologies required for segmented telescopes have

William Herschel Telescope (3,747 words) [view diff] exact match in snippet view article find links to article

taken into account. The telescope consists of a 4.20 m (165 in) f/2.5 primary mirror made by Owens-Illinois from Cervit, a zero-expansion glass-ceramic material

Clarence T. Jones Observatory (231 words) [view diff] exact match in snippet view article find links to article

The telescope is a Cassegrain reflector type with a 20.5-inch (52 cm) primary mirror. The mirror is one of many made by Corning Incorporated as a part of

International Ultraviolet Explorer (6,954 words) [view diff] exact match in snippet view article find links to article

that the telescope had to be relatively small, with a 45 cm (18 in) primary mirror, and a total weight of 312 kg (688 lb). Hubble, in comparison, weighs

Schiefspiegler (300 words) [view diff] exact match in snippet view article find links to article

an obstruction-free light path. This is accomplished by tilting the primary mirror so that the secondary mirror does not block incoming light. William

Grubb Parsons (2,066 words) [view diff] exact match in snippet view article find links to article

Melbourne Telescope, one of the last large instruments to use a speculum primary mirror. It was the second largest telescope in the world at that time, and

Nishi-Harima Observatory (138 words) [view diff] exact match in snippet view article find links to article

telescope in NHAO is a Ritchey-Chretien telescope called NAYUTA, with primary mirror of 2 meters, making it the largest of its kind in Japan. Other instruments

BOOMERanG experiment (584 words) [view diff] exact match in snippet view article find links to article

which is measured with sensitive thermometers. An off-axis 1.3-meter primary mirror focuses the microwaves onto the focal plane, which consist of 16 horns

WIYN Observatory (1,413 words) [view diff] exact match in snippet view article find links to article

telescope with an altitude-azimuth mount. The lightweight borosilicate primary mirror has a diameter of 3.49885 m (137.75") and was manufactured at the Richard

Farpoint Observatory (320 words) [view diff] exact match in snippet view article find links to article

full refurbishment, the telescope now measures 27 inches in aperture (primary mirror diameter), 9 feet 3 inches in length, with weight of 1,600 pounds (725 kg)

Boyden Observatory (1,588 words) [view diff] exact match in snippet view article find links to article

bought by the Harvard College Observatory from Common's estate. The primary mirror was re-figured in 1933, and along with a new mount it was installed

KH-8 Gambit 3 (1,599 words) [view diff] exact match in snippet view article find links to article

flat mirror to a 1.21 m (48 in) diameter stationary concave primary mirror. The primary mirror reflects the light through an opening in the flat mirror and

History of the telescope (9,195 words) [view diff] exact match in snippet view article find links to article

1636 Marin Mersenne proposed a telescope consisting of a paraboloidal primary mirror and a paraboloidal secondary mirror bouncing the image through a hole

Optics (12,848 words) [view diff] exact match in snippet view article find links to article

the larger the primary mirror, the more light collected, and the magnification is still equal to the focal length of the primary mirror divided by the

Ikonos (1,174 words) [view diff] exact match in snippet view article find links to article

Optical Sensor Assembly (OSA), designed and built by Kodak. It had a primary mirror aperture of 70 cm (28 in), and a folded optical focal length of 10 m

Wide Field and Planetary Camera 2 (940 words) [view diff] exact match in snippet view article find links to article

corrective optics to fix the spherical aberration in the Hubble telescope's primary mirror. The charge-coupled devices (CCDs) in the WFPC2 (designed at JPL and

Cassegrain antenna (1,308 words) [view diff] exact match in snippet view article find links to article

however, can be compensated for by slightly tweaking the shape of the primary mirror. The result is a higher gain, or gain/spillover ratio, at the cost of

KH-7 Gambit (2,704 words) [view diff] exact match in snippet view article find links to article

mirror to a 1.21 m (4 ft 0 in) diameter stationary concave primary mirror. The primary mirror reflects the light through an opening in the flat mirror and

Future Imagery Architecture (1,509 words) [view diff] exact match in snippet view article find links to article

Cassegrain field of view 2.4m diameter f/1.2 lightweight ultra-low-expansion primary mirror with a surface quality better than 60nm rms low coefficient of thermal

RUM Planetarium (335 words) [view diff] exact match in snippet view article find links to article

Physics Department also have a telescope with a 16-inch-diameter (410 mm) primary mirror. This telescope is controlled by computer and enables the video transmission

Galileo National Telescope (521 words) [view diff] exact match in snippet view article find links to article

components and compensating, in particular, for the deformations of the primary mirror, which is too thin to be completely rigid. The interface between the

Lucy (spacecraft) (4,345 words) [view diff] exact match in snippet view article

detector and has the same optical design as New Horizons LORRI. The primary mirror has a diameter of 20.8 cm, the system has a focal length of 262 cm,

Synoptic Optical Long-term Investigations of the Sun (848 words) [view diff] exact match in snippet view article find links to article

(FDP). The VSM telescope is a quasi-Ritchey-Chretien design with a primary mirror operating at f/1.6. The ~ 400 W of solar light from the primary is reflected

Hartmann mask (296 words) [view diff] exact match in snippet view article find links to article

shows the Hartmann mask used to test the Hale Telescope five-meter primary mirror. In today's professional telescope making, it has been completely superseded

Millimeter Anisotropy eXperiment IMaging Array (509 words) [view diff] exact match in snippet view article find links to article

time as well as launching and landing on U.S. territory. A 1.3-metre primary mirror, along with a smaller secondary and tertiary mirror, was used to focus

HiRISE (2,454 words) [view diff] exact match in snippet view article find links to article

800–1,000 nm (near infrared or NIR). HiRISE incorporates a 0.5-meter primary mirror, the largest optical telescope ever sent beyond Earth's orbit. The mass

Richard B. Dunn Solar Telescope (2,091 words) [view diff] exact match in snippet view article find links to article

(41 m) tower and continues 193 feet (59 m) more underground to the primary mirror. The lowest excavated point (the bottom of the sump) is 228 feet (69 m)

Persona (satellite) (634 words) [view diff] exact match in snippet view article

are believed to be based on a 3-mirror Korsch type telescope with a primary mirror diameter of 1.5 metres (4.9 ft) and focal length of 20 metres (66 ft)

Schott AG (1,733 words) [view diff] exact match in snippet view article find links to article

Zerodur lightweight mirror substrate Keck II telescope's segmented primary mirror made of Zerodur Ceran glass-ceramic cooktop Wikimedia Commons has media

Marshall Space Flight Center (9,711 words) [view diff] exact match in snippet view article find links to article

reflector with hyperbolic mirror polished to be diffraction limited; the primary mirror had a diameter of 2.4 m (94 in). The mirrors were developed by the optics

EPOXI (1,763 words) [view diff] exact match in snippet view article find links to article

quantity of light, not necessarily resolve an image. An aberration in the primary mirror of the HRI allowed the HRI to spread the light from observations over

Wide Field Survey Telescope (349 words) [view diff] exact match in snippet view article find links to article

Telescope (WFST) is a Chinese telescope characterized by a 2.5-metre primary mirror, dedicated to time-domain surveys, tracking objects that change during

AstroSat (3,049 words) [view diff] exact match in snippet view article find links to article

the wheel to do slitless spectroscopy with a resolution of ~100. The primary mirror diameter of the telescope is 40 cm. The Soft X-ray imaging Telescope

Silvering (1,245 words) [view diff] exact match in snippet view article find links to article

Archived from the original on 2009-10-11. "Ball Aerospace completes primary mirror and detector array assembly milestones for Kepler Mission". spaceref

CASTOR (spacecraft) (636 words) [view diff] exact match in snippet view article

mission led by the Canadian Space Agency. With its 1-meter diameter primary mirror, CASTOR would provide imaging capabilities in the ultraviolet (UV) and

Indian Astronomical Observatory (2,082 words) [view diff] exact match in snippet view article find links to article

Chandrasekhar. It contains a modified Ritchey-Chretien system with a primary mirror made of ULE ceramic which is designed to withstand low temperatures

Fine guidance sensor (654 words) [view diff] exact match in snippet view article find links to article

to achieve alignment and phasing of the segments of the deployable primary mirror. The JWST FGS, designed and built by COM DEV International, was supplied

Harlan J. Smith Telescope (340 words) [view diff] case mismatch in snippet view article find links to article

his supervisor, the worker then fired the remaining rounds into the Primary Mirror. The holes effectively reduced the 107-inch (2.7 m) telescope to the

Whippletree (mechanism) (899 words) [view diff] exact match in snippet view article

Flickr Major telescopes from Lord Rosse to about 1980 Support of PILOT primary mirror by Peter Gillingham 2 March 2007 [dead link] Mirror Edge Support Calculator

Euclid (spacecraft) (3,003 words) [view diff] exact match in snippet view article

French division in Toulouse. It consists of a Korsch telescope with a primary mirror 1.2 meters in diameter, which covers an area of 0.91 deg2. An international

WorldView-4 (1,708 words) [view diff] case mismatch in snippet view article find links to article

(0.34m)". Satellite Imaging Corporation. Retrieved 19 March 2016. "Primary Mirror Blank Assembly for GeoEye-2". GIM International. 11 June 2008. Retrieved

Corning Inc. (2,788 words) [view diff] exact match in snippet view article find links to article

for US crewed space vehicles, and supplied the glass blank for the primary mirror in the Hubble Space Telescope. In 1982, Corning launched Chameleon®

Atacama Pathfinder Experiment (1,361 words) [view diff] exact match in snippet view article find links to article

quality. After a series of high precision adjustments, the surface of the primary mirror can be adjusted with remarkable precision. Over the 12 m diameter of

Lunar Reconnaissance Orbiter (3,329 words) [view diff] exact match in snippet view article find links to article

feature a Cassegrain (Ritchey-Chretien) primary optics at f/3.59, with primary mirror diameter of 19.5 cm, using push-broom imaging. At its original altitude

Caltech Submillimeter Observatory (2,107 words) [view diff] exact match in snippet view article find links to article

to allow any sunlight to fall upon even a portion of the telescope's primary mirror. However for this special event a tent-like membrane was deployed over

Westerlund telescope (1,610 words) [view diff] exact match in snippet view article find links to article

one of the two Nasmyth foci. The effective system is an f/10 but the primary mirror is an f/3. The telescope was built by Astro Optic and there is a sibling

Chabot Space and Science Center (1,217 words) [view diff] exact match in snippet view article find links to article

which opened in August 2003, housed in a rolling roof observatory. The primary mirror was donated by Lawrence Livermore National Laboratory and figured and

William Huggins (1,258 words) [view diff] exact match in snippet view article find links to article

Bibcode:1913ApJ....37..145H. doi:10.1086/141983. Nall, Joshua. "18-inch telescope primary mirror, speculum, from William Huggins' Tulse Hill Observatory, by Howard Grubb

La Silla Observatory (3,251 words) [view diff] exact match in snippet view article find links to article

cooled and all the electronics boxes are insulated and cooled. The primary mirror of the NTT is actively controlled to preserve its figure at all telescope

Meniscus corrector (477 words) [view diff] exact match in snippet view article find links to article

by placing a weakly negative-shaped meniscus corrector closer to the primary mirror. Dennis Gabor’s 1941 design was a non-monocentric meniscus corrector

Hubble Space Telescope (21,720 words) [view diff] exact match in snippet view article find links to article

the design criteria. Analysis of the flawed images revealed that the primary mirror had been polished to the wrong shape. Although it was believed to be

Schwarzschild telescope (199 words) [view diff] exact match in snippet view article find links to article

diagonal mirror is included. A telescope of this type with a 60 cm primary mirror was built by Indiana University in the 1930s. A variant of this is the

Great Observatories program (3,522 words) [view diff] exact match in snippet view article find links to article

Primary mirror size comparison of Spitzer, Hubble, and Webb telescopes

Telescope Array Project (1,293 words) [view diff] exact match in snippet view article find links to article

emitted by an extensive air shower. Each FD telescope consists of a primary mirror (made up of 18 smaller hexagonal mirror segments) and a camera. The

Herschel Space Observatory (3,731 words) [view diff] exact match in snippet view article find links to article

Main telescope Type Ritchey–Chrétien Diameter 3.5 m (11 ft) f/0.5 (primary mirror) Focal length 28.5 m (94 ft) f/8.7 Collecting area 9.6 m2 (103 sq ft)

Cosmic Origins Spectrograph (1,565 words) [view diff] exact match in snippet view article find links to article

pre-launch predictions due to mid-frequency polishing errors on the HST primary mirror, while NUV resolution exceeds pre-launch values in all modes. Thanks

Chinese Deep Space Network (2,397 words) [view diff] exact match in snippet view article find links to article

Spherical Telescope (FAST) is the radio telescope with the world's largest primary mirror. The total diameter of the immovable spherical main mirror is 500 meters;

Near Infrared Camera and Multi-Object Spectrometer (1,759 words) [view diff] exact match in snippet view article find links to article

Observatory were ground-breaking in their own way, but had a smaller primary mirror, and were also out of service at the time of NICMOS installation because

Dmitry Dmitrievich Maksutov (679 words) [view diff] exact match in snippet view article find links to article

for spherical aberration by placing a corrector lens in front of the primary mirror. However, where the Schmidt uses an aspheric corrector at the entrance

United Kingdom Infrared Telescope (1,364 words) [view diff] exact match in snippet view article find links to article

related telescopes on Tenerife, it is a Cassegrain device with a thin primary mirror, around 2/3 thinner than in other contemporary devices and weighing

Girawali Observatory (808 words) [view diff] exact match in snippet view article find links to article

of a Reserved Forest. The main 2m telescope at IGO is made up of a primary mirror of 200 cm with f/3 and a secondary mirror of 62 cm with f/10. It has

Mirror cell (61 words) [view diff] exact match in snippet view article find links to article

a specialized brain neuron Mirror support cell which supports the primary mirror in a reflecting telescope This disambiguation page lists articles associated

Vainu Bappu Observatory (1,457 words) [view diff] exact match in snippet view article find links to article

observatory also has a Fabry–Pérot interferometer. Technical details Primary mirror diameter: 234 cm Prime focus: f/3.25 with a scale of 27".1/mm Cassegrain

Guillermo Haro Observatory (336 words) [view diff] exact match in snippet view article find links to article

at the observatory is Ritchey-Chretein design with a 2.12 m (83 in) primary mirror and a 0.5 m (20 in) secondary mirror. Four different instruments are

Kevola Observatory (381 words) [view diff] exact match in snippet view article find links to article

comets. The telescope has a 50 cm corrector menisculus and a 60 cm primary mirror with focal length of 1031 mm. It has a 6.7 degree field of view on 12x12

Australian Astronomical Observatory (1,818 words) [view diff] exact match in snippet view article find links to article

] there have been five directors. In late-1967 the contract for the primary mirror blank was awarded to Owens-Illinois, USA and the 27.5 ton structure

Aperture masking interferometry (580 words) [view diff] exact match in snippet view article find links to article

collaborators. The solid black shapes represent the subapertures (holes in the mask). A projection of the layout of the Keck primary mirror segments is overlaid.

Space Surveillance Telescope (1,165 words) [view diff] exact match in snippet view article find links to article

is a Mersenne-Schmidt design with an F/1.0 aperture and a 3.5 meter primary mirror. It uses an array of charge-coupled device (CCD) sensors, arranged on

List of largest optical reflecting telescopes (1,572 words) [view diff] case mismatch in snippet view article find links to article

Archived from the original (PDF) on 2012-04-26. "SUBARU Telescope 8.3m Primary Mirror Finished". "Keck Telescope Facts". Spacecraftkits.com. Retrieved 2012-01-03

Marin Mersenne (2,766 words) [view diff] exact match in snippet view article find links to article

fundamental arrangement of the two-mirror telescope combination, a concave primary mirror associated with a convex secondary mirror, and discovered the telephoto

Three-mirror anastigmat (1,370 words) [view diff] exact match in snippet view article find links to article

whereas the second option shows the tertiary as polished into the primary mirror. The Eisenberg-Pearson telescope does not require a flat fold mirror

Mount Wilson Observatory (3,586 words) [view diff] exact match in snippet view article find links to article

into service as a proper scientific instrument. Its 24-inch (61 cm) primary mirror with a 60-foot (18 m) focal length, coupled with a spectrograph, did

Leibniz Institute for Solar Physics (815 words) [view diff] exact match in snippet view article find links to article

operational. In 2013, GREGOR Solar Telescope, equipped with a 1.5 m primary mirror, started its science operations at the Teide Observatory. P. Seiler

University of Tokyo Atacama Observatory (878 words) [view diff] exact match in snippet view article find links to article

pollution below acceptable levels of interference. The telescope's primary mirror has a diameter of 6.5 m (260 in) and is silver-coated. The secondary

Nicholas U. Mayall Telescope (1,415 words) [view diff] exact match in snippet view article find links to article

expansion. The blank was ground at the Kitt Peak optical lab. The telescope primary mirror is designed to function as the first element in a Ritchey–Chrétien optical

Asteroid impact prediction (10,399 words) [view diff] exact match in snippet view article find links to article

(LSST) is a wide-field survey reflecting telescope with an 8.4 meter primary mirror, currently under construction on Cerro Pachón in Chile. It will survey

OVRO 40 meter Telescope (360 words) [view diff] exact match in snippet view article find links to article

Observatory, and the climactic fight scene occurred in, and on the primary mirror of, the 40 meter telescope. List of observatories "History". Owens Valley

List of European Space Agency programmes and missions (3,085 words) [view diff] exact match in snippet view article find links to article

Primary mirror of the James Webb Space Telescope undergoing evaluation.

Alliant Techsystems (4,030 words) [view diff] exact match in snippet view article find links to article

Telescope. The BSF, center section, and wings form what is called the primary mirror backplane support system (PMBSS). The BSF is the primary load-bearing

Deformable mirror (1,634 words) [view diff] exact match in snippet view article find links to article

NASA Large UV Optical Infrared Surveyor will also possess a segmented primary mirror. The development of robust methods to increase the contrast is key for

Parabolic antenna (4,880 words) [view diff] exact match in snippet view article find links to article

however, can be compensated for by slightly tweaking the shape of the primary mirror. The result is a higher gain, or gain/spillover ratio, at the cost of

Space Shuttle external tank (5,400 words) [view diff] exact match in snippet view article find links to article

ET as a cargo carrier for bulky payloads. One proposal was for the primary mirror of a 7-meter aperture telescope to be carried with the tank. Another

Space exploration (9,781 words) [view diff] exact match in snippet view article find links to article

stars and planets, and direct imaging of exoplanets and novas. The primary mirror of the James Webb Space Telescope, the Optical Telescope Element, is

Silicon carbide (7,292 words) [view diff] exact match in snippet view article find links to article

(June 1994). Stepp, Larry M. (ed.). "2.7-meter-diameter silicon carbide primary mirror for the SOFIA telescope". Proc. SPIE. Advanced Technology Optical Telescopes

The Porter Garden Telescope (1,395 words) [view diff] exact match in snippet view article find links to article

between the latitudes 25º-55º of both hemispheres north and south. Primary mirror of 6 inches (6": roughly 152mm). Focal relation f/4. Prism of 1.5 inches

Thai National Observatory (329 words) [view diff] exact match in snippet view article find links to article

manufactured in Tucson, Arizona at EOS Technologies, Inc. (EOST). The primary mirror was fabricated and polished at the Lytkarino Optical Glass Factory (LZOS)

Orders of magnitude (area) (1,735 words) [view diff] exact match in snippet view article

of Airbus A380, the largest commercial airliner 978 m2 Size of the primary mirror of the Extremely Large Telescope, the largest optical telescope in the

Balloon-borne telescope (1,156 words) [view diff] exact match in snippet view article find links to article

launch from the Antarctic and is envisioned to last for four weeks. Its primary mirror consists of nine panels and is 8.2-foot (2.5-meter) in diameter. Optics

Danbury, Connecticut (8,550 words) [view diff] exact match in snippet view article find links to article

spree that included four bank robberies and five murders. The flawed primary mirror of the Hubble Space Telescope was ground and polished in Danbury by

Observatory Vsetín (199 words) [view diff] exact match in snippet view article find links to article

Newton (Newton-type reflector, focal distance 1 700 mm, diameter of primary mirror 300 mm), comets photometry CCD camera SBIG-ST7, comets photometry, possibly

Reza Mansouri (853 words) [view diff] exact match in snippet view article find links to article

home of Iranian largest telescope. Also by his efforts the main 3.4 m primary mirror of iran national telescope was built and polished in schoot, the company

Mirror (12,733 words) [view diff] exact match in snippet view article find links to article

Polishing the primary mirror for the Hubble Space Telescope. A deviation in the surface quality of approximately 4λ resulted in poor images initially,

Meanings of minor planet names: 129001–130000 (419 words) [view diff] exact match in snippet view article find links to article

aspects of its development and delivery. She is presently the project manager of the primary mirror system for the Giant Magellan Telescope JPL · 129773

Wendy Freedman (1,160 words) [view diff] exact match in snippet view article find links to article

for Science's Las Campanas Observatory in the Chilean Andes. With a primary mirror 80 feet (24 meters) in diameter, the GMT is poised to be the world's

Five-hundred-meter Aperture Spherical Telescope (3,877 words) [view diff] exact match in snippet view article find links to article

add shielding to suppress radio-frequency interference (RFI) from the primary mirror actuators. The actuators were redesigned to meet shielding efficiency

Leighton Radio Telescopes (1,871 words) [view diff] exact match in snippet view article find links to article

telescopes can slew at a rate of 40 degrees per minute. The 10.4 meter primary mirror has a 0.4 focal ratio. The hyperboloid secondary mirror is 0.606 meters

Sheep Hill Observatory (541 words) [view diff] exact match in snippet view article find links to article

observatory is a custom built, Newtonian reflecting telescope. The primary mirror is a Galaxy Optics f/4.45 parabolic mirror. The telescope is mounted

Null corrector (720 words) [view diff] exact match in snippet view article find links to article

HM, Burge JH, Ketelsen DA, West SC (1997). "Fabrication of the 6.5-m primary mirror for the Multiple Mirror Telescope Conversion". Proceedings. 2871: 399–404

Jeremy Mould (718 words) [view diff] exact match in snippet view article find links to article

Space Telescope's image quality, correcting spherical aberration in the primary mirror. In collaboration with Gary DaCosta and Michael David Crawford, Mould

Asteroid impact avoidance (13,431 words) [view diff] exact match in snippet view article find links to article

would be prone to heat damage by partially concentrated sunlight from primary mirror. In order to remove the above restrictions, V.P. Vasylyev proposed to

List of original copies of the Porter Garden Telescope (506 words) [view diff] exact match in snippet view article find links to article

Telescope Makers, Inc. Springfield, Vermont Original wooden case. Damaged primary mirror. Prism absent on exhibition. List of copies. Autumn, 2007 36 Private

Timeline of telescopes, observatories, and observing technology (3,148 words) [view diff] exact match in snippet view article find links to article

largest optical telescope in the Southern Hemisphere, with a hexagonal primary mirror of 11.1 by 9.8 meters. 2007 – First light at Gran Telescopio de Canarias

United States Naval Observatory Flagstaff Station (4,346 words) [view diff] exact match in snippet view article find links to article

and automated by NOFS staff. Corning Glass Works and Kodak made the primary mirror. The hyperbolic secondary has an advanced, computer-controlled collimation

1743 Schmidt (1,313 words) [view diff] exact match in snippet view article find links to article

who invented the Schmidt camera, a telescope design with a spherical primary mirror and an aspherical correcting lens, providing a wide field of view with

James Webb Space Telescope sunshield (2,565 words) [view diff] exact match in snippet view article find links to article

a slightly different shape and size. Layer 5 is the closest to the primary mirror and is the smallest. Layer 1 is closest to the Sun and is bigger and

Cristina Garmendia (1,386 words) [view diff] exact match in snippet view article find links to article

inaugurated —the Gran Telescopio Canarias (a 10.4m telescope with a segmented primary mirror in the island of La Palma), the Spanish National Center of Human Evolution

Maui solar telescope protests (676 words) [view diff] exact match in snippet view article find links to article

protesters attempted to block the equipment convoy containing the primary mirror for the telescope. Over 100 protesters had converged at the intersection

Embry-Riddle Observatory (800 words) [view diff] exact match in snippet view article find links to article

largest optical telescope in Florida. The 560 pounds (250 kg) astrosital primary mirror was manufactured by DFM Engineering and the Ultra low expansion glass

Fremont Peak Observatory (1,167 words) [view diff] exact match in snippet view article find links to article

named after the Space Shuttle Challenger. This is a 30-inch diameter primary mirror, "one of the largest telescopes available for public use" on an "English

Cerro Murphy Observatory (3,355 words) [view diff] exact match in snippet view article find links to article

control on the secondary mirror, and 36 piezo-actuators for the active primary mirror – all this kept two observers fully occupied during an observing night

Maunakea Spectroscopic Explorer (3,212 words) [view diff] exact match in snippet view article find links to article

will use an altitude-azimuth telescope mount supporting a segmented primary mirror with an effective aperture diameter of 10 meters. The mount concept

Guido Horn d'Arturo (625 words) [view diff] exact match in snippet view article find links to article

The James Webb Space Telescope, launched on 25 December 2021, has a primary mirror composed of 18 hexagonal segments for a diameter of 6.5 m The Società

Pfund telescope (925 words) [view diff] exact match in snippet view article find links to article

cylindrical hole would quickly block light passing through the flat from the primary mirror as the steering flat tilt angle increases. Departures from flatness

2023 in science (44,482 words) [view diff] exact match in snippet view article find links to article

keratin scales. 26 September – Work begins on the seventh and final primary mirror of the Giant Magellan Telescope, which is expected to provide quadruple

UVEX (781 words) [view diff] exact match in snippet view article find links to article

Instrument Module (UVIM). The OTA consists of a 75 cm (30 in)-diameter primary mirror in a three-mirror anastigmat configuration which will capture and redirect

Sankt Andreasberg Observatory (1,091 words) [view diff] exact match in snippet view article find links to article

currently being assembled. Another reflecting telescope, featuring a primary mirror of 400 mm diameter (16″ f/8 Hypergraph) and a computer aided mount of

2016 in science (16,740 words) [view diff] exact match in snippet view article find links to article

in 3-D. 2 November – Construction of the James Webb Space Telescope primary mirror is completed, launched in late 2021. 3 November Scanning people's brains

Matt Mountain (1,475 words) [view diff] exact match in snippet view article find links to article

Mountain worked with the JWST project to downscale the telescope's primary mirror to an achievable diameter. He represented the science community on the

List of astronomy acronyms (13,307 words) [view diff] exact match in snippet view article find links to article

(telescope) OverWhelmingly Large Telescope, a proposed telescope with a primary mirror with a width of 100 m P60 – (telescope) Palomar 60-inch telescope PA

Micralign (3,761 words) [view diff] exact match in snippet view article find links to article

along a thin ring running about halfway out from the center of the primary mirror. That meant only this sliver of the mask's image was properly focussed

2024 Indiana House of Representatives election (5,550 words) [view diff] no match in snippet view article find links to article

12, 2024). "Local issues dominate southeast Indianapolis Republican primary". Mirror Indy. Hopkins, Emily (April 15, 2024). "Meet the two candidates running