00424nam a2200133 a 450000500170000000800410001704100080005810000170006624500490008326400260013294200070015899900170016595201080018220260717091726.0260717s        ii            000 0 eng d  aeng1 aGhatak, Ajay10aOntroduction to fiber optics /cGhatak, Ajay 1bCambridge University,  cBK  c38150d38150  001040708DCaBKBCLbBKBCLd1999-09-21g325.00l0p39496r2026-07-17 09:17:26v325.00w2026-07-17yBK