| catadioptric | <optics> An optical system in which both reflecting and refracting curved surfaces are used to form an image. Some reflecting objective lenses, as well as video projection systems, are catadioptric, the latter uses a Schmidt plate to correct the spherical aberration introduced by the spherical reflecting mirror. (16 Mar 1998) |
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| catadioptric |
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Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| catadioptric |
Telescope that combines light bending and reflection, like Schmidt-Cassegrains, Maksutovs.
Ãâó: www.thebeerchair.com/html%20documents/astronomy%20...
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| catadioptric |
A telescope whose optics, not including the eyepiece, consists of both lenses and mirrors. The most common examples of these are the Schmidt-Cassegrain telescopes, whose "lens" is an aspheric corrector plate, and the Maksutov-Cassegrain telescopes, whose "lens" is a deeply curved meniscus.
Ãâó: www.aoe.com.au/astronomical_glossary.html
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| catadioptric |
Catadioptric telescopes are essentially a combination of a refractor (lenses) and a reflector (mirrors). These telescopes fold the light path 3 times allowing for a much shorter tube. Further, because of their clever use of corrective lenses and lack of a spider to hold the secondary mirror, they are free of many of the optical defects that can plague refractors and reflectors.
Ãâó: www.synapticsystems.com/sky/skygloss.htm
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