编码器 Encoder, Standard, 5-pin, 50 cycles, pins, quadrature
旋转 光学 50 正交（增量） 垂直
得捷: ROTARY ENCODER OPTICAL 50PPR
贸泽: 编码器 Encoder, Standard, 5-pin, 50 cycles, pins, quadrature
安富利: ENCODER, STANDARD, 5-PIN, 50 CYCLES, PINS, QUADRATURE
Grayhill