Optek TRW OPB-703A Reflective Optical Sensor NOS

Photointerrupter Optical Photo Sensor Optek OPB815WZ Deep Gap Slot IR - Lot of 2

Optical Photo Sensor Photointerrupter Optek OPB815WZ Deep Gap Slot IR - Lot of 4

3 Optek TRW Optoelectronics OPB703A Reflective Object Sensor

OPB830 OPB840 TT Electronics Optek K-1826 Photo Interrupter 68584 #S113

TT Electronics Optek OPB615 Photo IR Sensor 5Pin Optical Slotted Transmissive

Optek OPB815WZ Optical Photo Sensor Deep Gap Slot IR Photointerrupter

5 Matched Pairs Side Looking 935nm IR LED & Phototransistor OP140 & OP550 OPTEK