W24xH21xD4 Convergent reflective, R2, 2M cable, Recommended Replacement for
反射式，聚合 光学传感器 0.059" ~ 0.63"（1.5mm ~ 16mm）ADJ -
得捷:
SENSOR REFLECTIVE 16MM R2 BEND
Allied Electronics:
W24xH21xD4 Convergent reflective, R2, 2M cable, Recommended Replacement for
Electro Sonic:
Photoelectric Sensor Convergent-Reflective