000 00405nam a2200157Ia 4500
008 250221s9999 xx 000 0 und d
020 _a9781680955729
041 _aeng
082 _a535.32
_bT17 ELE
110 _a3G E-learning LLC
245 0 _aGeometrical optics
260 _b3G E-learning
_aUSA
_c2017
300 _a190p.
650 _aLight & infrared & ultraviolet phenomena
_918328
942 _cBK
999 _c30723
_d30723