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physical object > artifact > device > instrument > telescope > electromagnetic telescope > Earth based telescope > equatorial telescope > Fork equatorial telescope > Oschin 48-inch Telescope
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Oschin 48-inch Telescope comparison table
Subject has comment has location has owner has latitude has secondary mirror shape has mirror maker is a kind of has optical design has mirror type has altitude is an instance of has synonym has focal ratio has aperture has mount has definition has mounting manufacturer has longitude has mirror diameter has primary mirror shape has creation date
Fork equatorial telescope   in degrees, minutes, seconds (N or S)  equatorial telescope  height above sea level in meters    equatorial fork the person, company or institution that constructed the mountingin degrees, minutes, seconds (E or W)   
Schmidt   in degrees, minutes, seconds (N or S)nonethe person, company or institution that created the mirrorequatorial telescopeSchmidtmaterial and other engineering detailsheight above sea level in meters   or primary mirror diameterequatorialA type of reflecting telescope (more accurately, a large camera) in which the coma produced by a spherical concave mirror is compensated for by a thin correcting lens placed at the opening of the telescope tube. The Schmidt has a usable field of 0°.6.the person, company or institution that constructed the mountingin degrees, minutes, seconds (E or W)equal to aperture (except for Schmidt which has aperture smaller than mirror diameter)concave spheroid 
Oschin 48-inch Telescopea new achromatic corrector plate (Grubb-Parsons) was installed in about 1984Palomar Mountain, Calif., USPalomar Observatory33° 21' NnoneDon O. Hendrix Schmidtmaterial and other engineering details1706 mFork equatorial telescopeOschin Schmidtf/2.471.24 mequatorial fork California Institute of Technology116° 51' W1.83 mconcave spheroid1948

Next Fork equatorial telescopeShajn 2.6-m Reflector    UpFork equatorial telescope, Schmidt    Previous Fork equatorial telescopeKiso Schmidt Telescope