光学开关(透射型,光电晶体管输出) Slotted Optical Switch
光学传感器
得捷:
SENSOR OPT SLOT PHOTOTRAN PCB MT
艾睿:
Photointerrupter Transmissive 3.175mm Phototransistor 4-Pin
Allied Electronics:
Sensor, Transmissive, Slotted Optical Switch, 3.18mm Slot, Through Hole, 30V