Changchun YuHeng Optics Co.,Ltd is the biggest manufacturer Rotary Encoder in China. We have plentiful experience in the field of encoders. We main produce rotary encoders and readout units. We can offer a full range of optical rotary encoder specifically designed for the industrial marketplace. Our Quality System has successfully been audited to the requirements of ISO9001.
  Our products have 10~25000P/R of incremental encoders and 8~14 bits of absolute encoders. Our encoders products used with Factory Automation, Motor Control Feedback, CNC Machine Control, Robotics, Elevator, Instrumentation and other types automatically devices. Our activities cover Japan, Korea, Taiwan etc. countries and area.
  We make products；Products make us, YuHeng Optics Co.,Ltd is dedicated your needs.