Transistor Output Slotted Switch, 1Channel, 3.11mm Slot Width, ROHS COMPLIANT, PLASTIC PACKAGE-4
Optical Sensor Through-Beam 0.125" 3.18mm Phototransistor PCB Mount
得捷:
SENSOR OPT SLOT PHOTOTRAN PCB MT
艾睿:
Photointerrupter Transmissive 3.18mm Phototransistor 4-Pin
Allied Electronics:
SENS OPTO SLOT 3.18MM TRANS THRU