00745nam a2200205Ia 4500003000900000008004100009040001600050080002200066110003300088245012400121260005000245300000900295500001900304650003200323650001800355650002100373942000700394999001500401952012300416IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:535.81bISI  aIndian Standards Institution 0aIndian standard procedure for basic climatic and durability tests for optical instrumentscIndian Standards Institution  aNew DelhibIndian Standards Institutionc1963  a28p.  aIS 2352 : 1963  a Optical Instruments97841  a Standards   aNASA Thesaurus   cBK  c5153d5153  00104070aBANbBANcGENd1976-12-22g12.00l0o083.7:535.81/ ISIp5753r2021-11-05v12.00w1976-12-22yBKGRs. 12.00