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French leather goods company
) is a French leather goods company, founded in Paris in 1948 by Jean Cassegrain. The company pioneered leather-covered pipes before expanding into small
Longchamp_(company)
Topics referred to by the same term
Cassegrain may refer to Cassegrain reflector, a design used in telescopes Cassegrain antenna, a type of parabolic antenna Cassegrain (crater), on the Moon
Cassegrain
Type of catadioptric telescope
The Schmidt–Cassegrain is a catadioptric telescope that combines a Cassegrain reflector's optical path with a Schmidt corrector plate to make a compact
Schmidt–Cassegrain_telescope
Catadioptric telescope design
in a spherical primary mirror. The design is most commonly seen in a Cassegrain variation, with an integrated secondary, that can use all-spherical elements
Maksutov_telescope
Combination of concave and convex mirrors
A Cassegrain reflector is a combination of a primary concave mirror and a secondary convex mirror, often used in optical telescopes and radio antennas
Cassegrain_reflector
Type of parabolic antenna with a convex secondary reflector
In telecommunications and radar, a Cassegrain antenna is a parabolic antenna in which the feed antenna is mounted at or behind the surface of the concave
Cassegrain_antenna
Catholic priest and notable probable inventor of the Cassegrain reflector
Laurent Cassegrain (French: [loʁɑ̃ kasgʁɛ̃]; c. 1629 – 1 September 1693) was a Catholic priest who is notable as the probable inventor of the Cassegrain reflector
Laurent_Cassegrain
Telescopes which utilize curved mirrors to form an image
project. The Cassegrain telescope (sometimes called the "Classic Cassegrain") was first published in a 1672 design attributed to Laurent Cassegrain. It has
Reflecting_telescope
Line of Maksutov-Cassegrain telescopes
by Meade Instruments. The ETX started out as a 90 mm (3-1/2") Maksutov Cassegrain telescope (first produced in 1996) and took advantage of high volume mass
Meade_ETX_telescope
Type of catadioptric telescope
The Klevtsov–Cassegrain telescope is a type of catadioptric Cassegrain telescope that uses a spherical primary mirror and a sub-aperture secondary corrector
Klevtsov–Cassegrain_telescope
Japanese company
corrector plate of the Schmidt–Cassegrain and most Maksutov–Cassegrain designs. This design is based on the Maksutov–Cassegrain. It provides correction of
Vixen_(telescopes)
Optical system where refraction and reflection are combined
have been adapted to create compact, long-focal-length catadioptric cassegrains. The Schmidt corrector, the first full-diameter corrector plate, was
Catadioptric_system
The Cassegrain Nasmyth telescope has the same optical design as the classical Cassegrain telescope except for a small tertiary mirror which sends out the
Cassegrain_Nasmyth
Specialized Cassegrain telescope
Ritchey–Chrétien telescope (RCT or simply RC) is a specialized variant of the Cassegrain telescope that has a hyperbolic primary mirror and a hyperbolic secondary
Ritchey–Chrétien_telescope
Company based in New Hope, Pennsylvania
sold by Questar include 3.5” (89 mm) and 7” (178 mm) aperture Maksutov Cassegrain astronomical/terrestrial telescopes for the consumer market. For a while
Questar_Corporation
Manufacturer of telescopes, etc., based in Watsonville, California
version of the Meade's previous schmidt-cassegrain telescopes that replaces the traditional spherical schmidt-cassegrain secondary mirror with a hyperbolic
Meade_Instruments
Maksutov–Cassegrain telescope Gregory (Spot) Maksutov–Cassegrain telescope Rutten Maksutov–Cassegrains telescope Sub-aperture corrector Maksutov-Cassegrain telescope
List_of_telescope_types
Catadioptric telescope design
The Argunov–Cassegrain telescope is a catadioptric telescope design first introduced in 1972 by P. P. Argunov. All optics are spherical, and the classical
Argunov–Cassegrain_telescope
Telescope in the Atacama Desert, Chile
metres (26.2 ft) at the Nasmyth focus and 8.1 metres (26.6 ft) at the Cassegrain focus. The 8.2-metre-diameter telescopes are housed in compact, thermally
Very_Large_Telescope
Astronomical observatory
difficult to construct, due to the size and mass requirement inherent with Cassegrain instruments. A further challenge in designing large instruments is the
Gemini_Observatory
Astrophotographic telescope
introduced by the spherical primary mirror of the Schmidt or Schmidt–Cassegrain telescope designs. It was invented by Bernhard Schmidt in 1931, although
Schmidt_camera
Astronomical observatory of the University of Crete, located on Mt. Ida, Greece
telescope and another 1 m Ritchey–Chrétien, a 0.6 m Cassegrain telescope and a 0.3 m Schmidt–Cassegrain. The telescopes are operated by the University of
Skinakas_Observatory
Three-mirror telescope design
The Nasmyth telescope, also called Nasmyth–Cassegrain or Cassegrain–Nasmyth, is a reflecting telescope developed by the Scottish inventor James Nasmyth
Nasmyth_telescope
Lunar impact crater
Cassegrain is a lunar impact crater that is located on the far side of the Moon, beyond the southeastern limb. It lies to the southeast of the larger crater
Cassegrain_(crater)
the light to an eyepiece mounted on the side of the telescope. Laurent Cassegrain in 1672 described the design of a reflector with a small convex secondary
History_of_the_telescope
Manufacturing company
"Celestron Pacific" as a division of Valor Electronics offering Schmidt-Cassegrain telescopes from 4" to 22". In 1970 Celestron introduced its "C8" 8" diameter
Celestron
Observatory
Cassegrain optical SPACE Telescope 10-inch Cassegrain optical Furman/PARI Telescope 0.35-meter Cassegrain optical PARSEC Telescope 16-inch Cassegrain
Pisgah Astronomical Research Institute
Pisgah_Astronomical_Research_Institute
Observatory
instruments. Soon after the observatory opened in 1935, a 50-centimetre (20 in) Cassegrain reflector telescope was installed in the southern dome. A large vacuum
David_Dunlap_Observatory
Science center in California
western United States regularly open to the public. "Nellie" is a 36" Cassegrain reflector telescope which opened in August 2003, housed in a rolling roof
Chabot Space and Science Center
Chabot_Space_and_Science_Center
Type of astronomy magnifier
fabricate than a Cassegrain because the concave secondary is Foucault-testable like the primary, which is not the case with the Cassegrain's convex secondary
Gregorian_telescope
Family of commercial telescopes
The Meade LX200 is a family of Schmidt–Cassegrain commercial telescopes produced by Meade Instruments launched in 1992. The advantage of the LX200 was
Meade_LX200
Astronomical observatory in Ontario, Canada
1958 and 1959 data from the refracting telescope. In 1960 a 300 mm (12") Cassegrain reflector (purchased in 1958) came online with a locally built photometer
Hume Cronyn Memorial Observatory
Hume_Cronyn_Memorial_Observatory
Observatory
The original 14" aperture telescope was replaced with a 16" Schmidt-Cassegrain telescope in 2009. The observatory also hosts public open nights (generally
Margaret M. Jacoby Observatory
Margaret_M._Jacoby_Observatory
Astronomical observatory in Switzerland
cupola. The astronomical cupola is equipped with a 76 cm telescope with Cassegrain and Coudé focus. The observatory plays an important role in a range of
Sphinx_Observatory
Observatory
evenings and when the sky is clear the observatory's two 11-inch Schmidt-Cassegrain telescopes are employed. In September 1908 Victor Nielsen, an astronomer
Ole_Rømer_Observatory
Japanese telescope and observatory
Ritchey-Chretien reflecting telescope. Instruments can be mounted at a Cassegrain focus below the primary mirror; at either of two Nasmyth focal points
Subaru_Telescope
Type of antenna
used in multiple reflector designs such as the Cassegrain and Gregorian, below. Cassegrain – In a Cassegrain antenna, the feed is located on or behind the
Parabolic_antenna
Observatory
started out with a single 15 cm Cassegrain telescope by Zeiss. Then in August 1969 it was replaced by a 60 cm Cassegrain telescope, mounted in the same
Belogradchik_Observatory
Observatory
first light in September 1998. It houses a CCT-16 16-inch (0.4 m) f/8 Cassegrain telescope manufactured by DFM Engineering. Some electronics were repaired
Ford_Observatory_(Ithaca)
Astronomical telescope at Roque de los Muchachos Observatory
three instruments that can be mounted -only one at a time- under the Cassegrain focus: ALFOSC: a CCD camera and spectrograph. This is a versatile instrument
Nordic_Optical_Telescope
Observatory
buildings that house one 16-inch Newtonian Cassegrain reflecting telescope and one 14-inch Schmitt Cassegrain reflecting telescope. Unlike some more modern
Modine-Benstead_Observatory
Observatory
(supplied with Coude focus) 150 cm Ritchey-Chrétien-Nasmyth telescope 60 cm Cassegrain telescope 50/70 cm Schmidt camera 30 cm MEADE 15 cm Solar telescope Transit
Rozhen_Observatory
Observatory
Tuscany, central Italy. The observatory uses a 0.4- and 0.6-meter Newton-Cassegrain telescope and is the home of the Gruppo Astrofili Montagna Pistoiese,
Pistoia Mountains Astronomical Observatory
Pistoia_Mountains_Astronomical_Observatory
Non-periodic comet
discovered on 17 August 2014 by Terry Lovejoy using a 0.2-meter (8 in) Schmidt–Cassegrain telescope. It was discovered as a 15th-magnitude object in the southern
C/2014_Q2_(Lovejoy)
Radio antenna which has greater performance in specific alignments
direction finding Antenna boresight Antenna gain Cantenna Cardioid Cassegrain antenna Cassegrain reflector Directivity Loop antenna Omnidirectional antenna Parabolic
Directional_antenna
American astrophysicist
Dupree, Harvard-Smithsonian Center for Astrophysics, at the cassegrain focus of the 4-m Mayall telescope of the National Optical Astronomy Observatories
Andrea_Dupree
Type of multimode aircraft radar
the MiG-29's N019 Rubin radar. N001 has a 1.075m antenna diameter twist-cassegrain antenna. A pulse-doppler design operating in the 3 cm band using medium
Mech_radar
Observatory
returned after this. Byurakan Observatory's main telescope is a 2.6 m Cassegrain reflector, along with a 1 and 0.5 m Schmidt camera as well as other smaller
Byurakan_Observatory
but the CTM was also bought later. It uses a TWT transmitter with a Cassegrain antenna. Pulse compression (7.5 μs pulse) and pulse Doppler processing
Type_345_Radar
Telescope in La Palma, Spain
secondary mirror made of Zerodur is used to form a Ritchey Chretien f/11 Cassegrain system with a 15 arcmin field of view. An additional flat fold mirror
William_Herschel_Telescope
Observatory
1950 mm) with a narrowband spectral filter. For stellar observation, a Cassegrain reflector with an opening diameter of 65 cm is used. Since 1997 a shared
Hvar_Observatory
Astronomical observatory in Estonia
Jaan Einasto. The observatory has three main telescopes. The 1.5 metre Cassegrain reflector, which is the largest optical telescope in Northern Europe,
Tartu_Observatory
Craters on Earth's moon
The lunar crater Eratosthenes (center left) as imaged from Earth by amateur astronomer Joel Frohlich using an 8-inch Schmidt–Cassegrain telescope.
Lunar_craters
Point at which light rays converge
mirror towards the focal point that is in front of the mirror as in a Cassegrain telescope. Autofocus Cardinal point (optics) Defocus aberration Depth
Focus_(optics)
American engineer (1899–1979)
optical designer and astronomer. He is the inventor of an early Schmidt-Cassegrain camera that was patented in 1945. He was born on January 7, 1899, to mother
Roger_Hayward
Observatory
and Atlanta, Georgia (USA). The observatory owns a 0.9144 m (36.00 in) Cassegrain telescope housed beneath a 10 m (33 ft) dome. List of observatories "Fernbank
Fernbank_Observatory
Observatory
the observatory consists of: 0.45-meter newtonian 0.356-meter Schmidt–Cassegrain telescope 0.30-meter newtonian 0.20-meter refractor 0.15-meter refractor
Starkenburg_Observatory
Rectangular two-element array antenna
Adcock antenna AS-2259 Antenna AWX antenna Beverage antenna Cantenna Cassegrain antenna Choke ring antenna Collinear antenna array Conformal antenna Controlled
Moxon_antenna
Observatory in Chile
7336417°W / -30.2378917; -70.7336417 The 1.5 m (59 in) SMARTS Telescope is a Cassegrain reflector on an equatorial mount. Regular observations began in 1968.30°10′09
Cerro Tololo Inter-American Observatory
Cerro_Tololo_Inter-American_Observatory
Astronomical observatory in Quezon City, Philippines
The facility's observatory dome hosts a computer-based 45 cm (1.48 ft) Cassegrain reflector telescope installed at the site in May 2001 and donated by the
PAGASA_Observatory
A Serrurier truss tube assembly on the Carl Zeiss Cassegrain telescope in Ostrowik near Warsaw.
Serrurier_truss
Shortwave antenna
Adcock antenna AS-2259 Antenna AWX antenna Beverage antenna Cantenna Cassegrain antenna Choke ring antenna Collinear antenna array Conformal antenna Controlled
Isotron
Microwave radio frequency band from 8–12 GHz
bandwidth as possible to be sensitive to faint astronomical sources. Cassegrain reflector Directional antenna XTAR Sea-based X band Radar New Horizons
X_band
Observatory
(843 feet) Website www.nmc.edu/rogersobservatory/ Telescopes Schmidt-Cassegrain Telescope 14" Reflector Location of Rogers Observatory [edit on Wikidata]
Rogers_Observatory
Planned European Space Agency mission
payload is a dual binocular telescope system with a modified Maksutov Cassegrain design equipped with two visible-wavelength and two infrared cameras,
ARRAKIHS
NASA small satellite mission to study exoplanet atmospheres
by clouds or hazes. Pandora's payload is built around an all-aluminum Cassegrain telescope with a 45 cm (18 in) aperture and a baffle to reduce stray light
Pandora_(spacecraft)
Crater on the Moon
Carol Carpenter Carrel Carrillo Carrington Carroll Cartan Carver Casatus Cassegrain Cassini Catalán Catharina Cauchy Cavalerius Cavendish Caventou Cayley
Carroll_(crater)
Observatory
well as the research-work facility. The observatory has one 0.6 metre Cassegrain telescope along with a photometer and a CCD camera. Telescope General
Mount_Suhora_Observatory
Soviet twin-engine jet fighter aircraft
Phazotron reverted to a version of the Sapfir-23ML's twisted-polarization cassegrain antenna and traditional analog signal processors, coupled with a new NII
Mikoyan_MiG-29
Close-in weapon system
(60 RPM). Range approx. 30 km. Engagement radar: I band and K band monopulse cassegrain. Optical system: TV (Future EO/IR) 100% kill distance: 500 m [citation
Goalkeeper_CIWS
Observatory
observatory has one 9 foot dome and permanent pier housing an 11-inch Schmidt-Cassegrain telescope. It was established on September 22, 2010. Primary work consists
Yuba City Astronomical Observatory
Yuba_City_Astronomical_Observatory
Infrared telescope mounted on a converted Boeing 747 SP (2010–2022)
common with most large infrared telescopes. The optical system used a Cassegrain reflector design with a parabolic primary mirror and a remotely configurable
Stratospheric Observatory for Infrared Astronomy
Stratospheric_Observatory_for_Infrared_Astronomy
Observatory in Azerbaijan
main mirror is parabolic D=600 mm, F=2400 mm; Cassegrain system Feqv = 7500 mm. AST-452, Maksutov-Cassegrain meniscus telescope, meniscus lens D=350 mm,
Shamakhy Astrophysical Observatory
Shamakhy_Astrophysical_Observatory
DSSs (DSS-14, DSS-43, DSS-63) were originally built as 64 m diameter Cassegrain antennas, designed like Parkes Observatory's antenna. The first, DSS-14
List of antennas in NASA's Deep Space Network
List_of_antennas_in_NASA's_Deep_Space_Network
Observatory
area of Soledad.[citation needed] The primary telescope is the 36 inch Cassegrain reflector; the first telescope built by Dr. Frank Melsheimer (now DFM
Oliver_Observing_Station
Observatory
Altitude 6,900 ft (2,103 m) Website [1] Telescopes unnamed Classical Cassegrain Telescope 20-inch f/11.5 Location of Mountain Skies Observatory [edit
Mountain_Skies_Observatory
Part of the Catalina Sky Survey
Catalina Sky Survey with observatory code G96. MLS uses a 1.52 m (60 in) cassegrain reflector telescope (with 10560x10560-pixel camera at the f/1.6 prime
Mount_Lemmon_Survey
Dipole antenna optimized for operation in the High Frequency bands
Adcock antenna AS-2259 Antenna AWX antenna Beverage antenna Cantenna Cassegrain antenna Choke ring antenna Collinear antenna array Conformal antenna Controlled
G5RV_antenna
Observatory
37 cm (15 in) lens diameter with 7 m (23 ft) meter of focal length. The Cassegrain GOTO This was a gift from the Japanese government. This computer controlled
Bosscha_Observatory
Type of parabolic antenna
hyperbolic[clarification needed] Cassegrain reflector, while the horizontal axis operates as a concave convex[clarification needed] Cassegrain. The spot from the main
Satellite_dish
Observatory
Observatory Telescopes PlaneWave CDK600 24" Corrected Dall-Kirkham Meade LX200 16" Schmidt Cassegrain Location of Frosty Drew Observatory [edit on Wikidata]
Frosty_Drew_Observatory
Observatory
meter refractor Double refractor 0.33 meter double refractor unnamed 0.35 Cassegrain telescope Small Radio Telescope 3 meter radio telescope Location of Helsinki
Helsinki University Observatory
Helsinki_University_Observatory
Type of radio-wave propagation
Adcock antenna AS-2259 Antenna AWX antenna Beverage antenna Cantenna Cassegrain antenna Choke ring antenna Collinear antenna array Conformal antenna Controlled
Near vertical incidence skywave
Near_vertical_incidence_skywave
Training telescope inaugurated in 2004
to stand on. [citation needed] The telescope is a 0.9 meter classical Cassegrain but with a third rotatable plane mirror sending light to one of the two
Westerlund_telescope
Topics referred to by the same term
Schmidt camera, an astronomical telescope designed for photography Schmidt–Cassegrain telescope, a version of the Schmidt camera Schmidt Site, an archeological
Schmidt
Observatory
was constructed c. 1998, and had a 14-inch (360 mm) Celestron Schmidt-Cassegrain with a SBIG CCD imager, probably upgraded to Apogee Instruments later
Tenagra_Observatories
Radar systems used to study the interaction between the Sun and the Earth
The former EISCAT Sodankylä receiver antenna (diameter 32m) after conversion to 224 MHz (crossed dipole replaced Cassegrain subreflector at focal point)
EISCAT
NASA/ESA space telescope launched in 1990
spacecraft in which the telescope would be housed. Optically, the HST is a Cassegrain reflector of Ritchey–Chrétien design, as are most large professional telescopes
Hubble_Space_Telescope
Observatory
observatory instruments include one 24" Classical cassegrain telescope, a 14" and 8" Schmidt-Cassegrain telescope, a Lunt 60mm Solar telescope, an 8" Dobsonian
Hamilton Astronomical Society Observatory
Hamilton_Astronomical_Society_Observatory
Optical telescope in Scotland
constructed in 1962 by the University of St Andrews. It is of a Schmidt-Cassegrain design and is fitted with a CCD camera. The telescope has very large field
James_Gregory_Telescope
Astronomical observatory in New York, US
photographic emulsions for use in astronomy." The site possesses a 24 in (61 cm) Cassegrain telescope on an English-style telescope mount in a two-story dome in addition
C._E._K._Mees_Observatory
Telescope
The Meade LX90 is a Schmidt-Cassegrain design of telescope made by Meade Instruments for the mid-priced (2000 USD circa 2008) commercial telescope market
Meade_LX90
Type of aircraft radar system
pulse radar was first carried on the MiG-23 Edition 1971. Using a twist-Cassegrain antenna 800 mm (31 in) in diameter, it used a continuous-wave target illuminator
RP-23_Sapfir
never used due to flawed optics. James Gregory Telescope 37 in (94 cm) Cassegrain reflector St Andrews, Fife University of St Andrews 1962 Largest operational
List of largest optical telescopes in the British Isles
List_of_largest_optical_telescopes_in_the_British_Isles
NASA space probe launched in 1977
limits of the Solar System. It has a 3.7-meter (12 ft) diameter high-gain Cassegrain antenna to send and receive radio waves via the three Deep Space Network
Voyager_1
Observatory
no observations, under reconstruction Type: reflector Optical system: Cassegrain Main mirror diameter: D = 1560 mm Focal length with focus corrector: F
Assy-Turgen_Observatory
Astronomical observatory in Los Angeles County, California, US
reflector telescope built for Newtonian, Cassegrain and coudé configurations. It is currently used in the bent Cassegrain configuration. It became one of the
Mount_Wilson_Observatory
Astronomy station in Hanle, India
of Washington University in St. Louis to operate two 0.5-metre (20 in) Cassegrain telescopes to monitor active galactic nuclei. One of these observatories
Indian Astronomical Observatory
Indian_Astronomical_Observatory
US observatory near Barstow, California
radio energy to make them intelligible. The largest, a 70-meter (230 ft) Cassegrain antenna, is used for communication with space missions to the outer planets
Goldstone Deep Space Communications Complex
Goldstone_Deep_Space_Communications_Complex
Observatory
weather programs as an alternative to star gazing. The main instrument is a Cassegrain reflector with Nasmyth focus. It has a mirror diameter of 90 cm (35 in)
Mirasteilas_Observatory
CASSEGRAIN
CASSEGRAIN
CASSEGRAIN
CASSEGRAIN
Boy/Male
Hindu, Indian
King
Girl/Female
Arabic, Hindu, Indian
Of Silk; Soothing
Girl/Female
Muslim
A shining star, Rock
Girl/Female
Tamil
Graceful
Girl/Female
Indian
Intelligent
Boy/Male
Muslim
Greatest. Biggest.
Girl/Female
Muslim/Islamic
Flower or fruit
Male
Hindi/Indian
(মà§à¦•à§à¦²) Hindi name MUKUL means "blossom, bud."
Female
Danish
, follower of Christ.
Surname or Lastname
English
English : habitational name from the district so called near Liverpool, consisting of Uplitherland and Downlitherland. The place name is derived from Old Norse hlÃðar, genitive of hlÃð ‘slope’ + land ‘land’.
CASSEGRAIN
CASSEGRAIN
CASSEGRAIN
CASSEGRAIN
CASSEGRAIN