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The Strange Optics of Mirrors
The Serious Side of Mirrors
The Light Gatherers
4 other sections not shown
amateur angle of incidence astronomers camera candle Cassegrainian center of curvature chromium atoms color concave mirror concentrated convex lens convex mirror curved mirror dark depending device diameter direction disk distance earth electrical electrons eyepiece field of view film focal length focal point focused front glass plates glass surface grinding half-silvered mirror heat inches infrared instrument interference interferometer laser beam law of reflection lenses light beam light bulb light rays light source light waves located magnifying measuring metal metastable microscope minor mirror formula move Newtonian observer obtained orbit ordinary Palomar parabolic parallel photographed photons placed plane mirror position prism produced projector radiation radio telescope radio waves range finder reflected light reflecting telescope reflectors refracting refractor rotating ruby laser satellites scientists screen sextant side silver nitrate solar cell solar energy space spaceships speed of light stars sun's temperature tion trick tube wave length