apochromatic Definition

corrected, refractors, achromatic lens, maksutov telescope, schmidt telescope, optical device, perspicil, optic, dioptometer, anaclastics, spherical aberration, opsiometer, light microscope, compound microscope, aplanatic, chromatic aberration, aspheric, heteroptics, nicol prism, optical instrument, achromatic, catadioptric, optical, aspherical, simple microscope, teinoscope, galilean telescope, optical phenomenon, megalethoscope, louchettes, terrestrial telescope, telespectroscope, binocular, catopter, optical telescope, radial keratotomy, telepolariscope, optography, optigraph, wollaston prism, refractive, newtonian telescope, anastigmatic, dioptric, telephoto lens, field of view, astronomical telescope, scioptics, alethoscope, solar telescope, isometropia, uniocular, anorthoscope, monocular, chromascope, semilenticular, astigmatic, isochromatic, fisheye, semilens, sphericalness, zograscope, zoom lens, absorption band, oblique angle, pantascope, altiscope, parfocal, bifocal, anaclastic, multifocal, polemoscope, correctory, aqueous humour, floptical, iridal, holophote, diaphanoscope, object glass, focal length, scopic, fisheye lens, subocular, spherulite, pancratic, presbyopic, radio astronomer, chromatoscope, ocular, phakoscope, double refraction, spherical, binocular vision, hyperopic, stauroscope, stereomonoscope, brachydiagonal, box camera, diacaustic, dipleidoscope,