000 00322nam a2200145Ia 4500
001 18832
008 170722s9999 xx 000 0 und d
100 _aWheadon, R. A.
245 _aPrinciples of light and optics, eng /
260 _c1968.
653 _aLight
653 _aOptics
653 _aPhysics
942 _cGEN
999 _c76337
_d76337