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

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

Optek OPB13138 Optical Sensor With 5-Pin Connector

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

OPB981T51 Photo Interrupter Optical Sensor- 24 inch - Optek - NEW

( 4 PCS ) OPTEK OPB876N55 Transmissive Slotted Optical Switch

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

OPTEK TECHNOLOGY OPB872R SENSOR SLOTTED OPTICAL SWITCH LOT OF 10PC