000			00376nam a22001457a 4500
003			NIELib
005			20251013130416.0
008			251013b |||||||| |||| 00| 0 eng d
082			_a530.7 _bOPT
245			_aOptical Instruments And Ray Diagrams
260			_aLondon: _bNuffied Foundation, _c1969.
300			_a29p.; _bcol ill. _c20cm
650		0	_aPhysics
942			_2ddc _cLM
999			_c162280 _d162280