000			00518nam a2200193Ia 4500
005			20220407141650.0
008			180103b xxu||||| |||| 00| 0 eng d
020			_cPound:5.50 _a0 582 44099 8
040			_aBangabasi College Library
041			_aEnglish
082			_aPHY 535.2&.32 _bLRn73
100			_aLONGHURST, R.S.
245			_aGeometrical and physical optics _cR.S. Longhurst
250			_a3rd ed.
260			_c1973 _bLongman _aLondon
300			_axviii,677p. _bill.
650			_aOPTICS
942			_cBK
999			_c293682 _d293682