optical telescope

/ˌɑptəkəl ˌtɛləˈskoʊp/

Other forms: optical telescopes

Definitions of optical telescope

1. noun

   an astronomical telescope designed to collect and record light from cosmic sources
   types:

   reflecting telescope, reflector

   optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece

   refracting telescope

   optical telescope that has a large convex lens that produces an image that is viewed through the eyepiece

   Cassegrainian telescope, Gregorian telescope

   a reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror

   coude system, coude telescope

   a reflecting telescope so constructed that the light is led to a plate holder or spectrograph

   field glass, glass, spyglass

   a small refracting telescope

   Galilean telescope

   a type of refracting telescope that is no longer used in astronomy

   Herschelian telescope, off-axis reflector

   a reflecting telescope with the mirror slightly tilted to throw the image to the side where it can be viewed

   Maksutov telescope

   reflecting telescope in which the aberration of the concave mirror is reduced by a meniscus lens

   Newtonian reflector, Newtonian telescope

   reflecting telescope in which the image is viewed through an eyepiece perpendicular to main axis

   Schmidt camera, Schmidt telescope

   reflecting telescope that has plate that corrects for aberration so a wide area of sky can be photographed

   type of:

   astronomical telescope

   any telescope designed to collect and record electromagnetic radiation from cosmic sources