00424nam a22001457i 4500001001000000005001700010008004100027082001900068100001900087245005200106250001000158260004200168300001700210650005100227SXC01540020260819093603.0260101s1987    ii            000 0 eng d  a535 PRA-O5222  aPrakash, Satya10aOptics with numerous examples /cPrakash, Satya  a5 ed.  abRatan Prakashan Mandir, Agra,c1987  ap. ;c22 cm. 0aLight & paraphotic phenomena (Optics); Physics