Subrahmanyyam, N. A text book of optics / N. Subrahmanyyam. - Rep. - New Delhi: S. Chand, c2011-2012. - xx, 662p.: ill.;, figs.;, tables.; 21 cm. Dept. of EEE ISBN: 8121926114 Subjects--Topical Terms: Optical system and cardinal points Dewey Class. No.: 535 / SUT