000 00512nam a2200205Ia 4500
005 20250619145158.0
008 250619s9999||||xx |||||||||||||| ||und||
020 _a8185614512
_c275
040 _aMAIN
041 _aEnglish
082 _a621.365
_bRAM
100 _aRampal, V. V.
245 0 _aPhotonics
_b: elements and devices
260 _aAllahabad
_b; Wheeler Publishing
_c, 1992
300 _a330p.
650 _aEngineering
650 _aOptical Engineering
650 _aPhotonics
942 _cBK
999 _c123353
_d123353