Textbook of Light |
Contents
CHAPTER PAGE I INTRODUCTORY I | 1 |
RECTILINEAR PROPAGATION OF LIGHT | 7 |
REFLECTION AT PLANE SURFACES | 15 |
15 other sections not shown
Common terms and phrases
achromatic adjusted angle of incidence appears bright centre of curvature colour concave lens concave mirror converge convex lens critical angle crown glass denote diagram diameter direction distant object distinct vision diverge edge emitted equal experiment Explain eye-piece flame focal length Hence illumination image formed infinity inverted lamp lenses luminous flux luminous intensity luminous point M₁ magnifying power measured medium method minimum deviation normal object glass observer obtained optical parallel path pencil perpendicular photometer placed plane mirror plane polarised plane polarised light plate position principal axis principal focus prism produced radius of curvature ray of light real image reflected rays refractive index relation rotated scale screen seen side slit source of light spectra spectrum spherical aberration spherical surface telescope total reflection tube velocity of light vertical vibrations violet virtual image wave front wave theory wave-length yellow