TY - BOOK AU - SUBRAHMANYAM,M AU - Lal,Brij AU - Avadhanulu,M.N. TI - A text book of optics SN - 81-219-2611-4 U1 - 535 PY - 2007/// CY - New Delhi PB - S.Chand KW - Physics KW - Optics N1 - Includes appendix ER -