光学开关（反射型，光电晶体管输出） Reflective Sensor
反射 光学传感器 0.150"（3.81mm） 模块，预接线
得捷:
SNSR OPTO TRANS 3.81MM REFL C-MT
立创商城:
OPB744WZ
贸泽:
光学开关（反射型，光电晶体管输出） Reflective Sensor
艾睿:
Photointerrupter Reflective Phototransistor 4-Pin
Allied Electronics:
Sensor, Reflective, Analog Output, 3.81mm, 30V, Chassis Mount, 40 mA
Newark:
# OPTEK TECHNOLOGY OPB744WZ OBJECT SENSOR, PHOTOTRANSISTOR
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