000 00428nam a22001697a 4500
003 SGT
020 _a9788131263716
082 _a617.7
_bT24K
100 _aKHURANA, A.K.
245 _aTHEORY AND PRACTICAL OF OPTICS AND REFRACTION
250 _a5TH
260 _aHARYANA
_bELSEVIER
_c2024
300 _a559
650 _aOPHTHALMOLOGY
653 _aOPHTHALMOLOGY, THEORY AND PRACTICAL, OPTICS , REFRACTION
942 _2ddc
_cBK
999 _c28926
_d28926