optical telescope Definition

telescope, astronomical telescope, observatory, interferometer, spectrometer, photometer, spectrograph, newtonian telescope, spectroscope, radiometer, eyepiece, astronomy, collimator, infrared, herschel, planetarium, refracting telescope, epsilon aurigae, astronomers, telespectroscope, deimos, earthshine, solar telescope, polarimeter, synchrotron, dynameter, maksutov telescope, galilean telescope, tokamak, bolometer, radio astronomer, coronagraph, themis, small magellanic cloud, parabolic mirror, cbers, particle accelerator, proxima centauri, synchrotron radiation, omega centauri, syrtis major, astron, milky way galaxy, proton accelerator, monochromator, astrometry, imager, cyclotron, airglow, perspicil, terrestrial telescope, spacecraft, smos, arcsecond, electron accelerator, retroreflector, linac, betelgeuse, telestereoscope, navstar, grond, eclipsing binary, optical instrument, satellites, electron volt, collider, orbiting, zodiacal light, multispectral, osiris, light microscope, gradiometer, dixi, celestial sphere, large magellanic cloud, microscopium, photometry, andromeda galaxy, optical device, chromatoscope, attosecond, quasars, extragalactic, exosphere, selene, radial velocity, undulator, cosmic ray, aristarchus, partial eclipse, sciamachy, panchromatic, raman effect, exoplanet, astronomer, annular eclipse, novae, moonlet, blackbody, occultation,