OP593A,PHOTOTRANSISTOR NPN 890NM TO-18
OP593B,PHOTOTRNS PLSTIC SILCN NPN TO-18
OP593C,PHOTOTRNS PLSTIC SILCN NPN TO-18
OP598A,PHOTOTRANSISTOR NPN 890NM TO-18
OP598B,PHOTOTRANSISTOR NPN 890NM TO-18
OP598C,PHOTOTRNS PLSTIC SILCN NPN T13/4
OP599A,PHOTOTRANSISTOR 5MM NPN 890NM
OP599B,PHOTOTRNS PLSTIC SILCN NPN T13/4