In addition to motors and controllers, a rotary encoder is the third essential module in the software and hardware for closed loop applications.

TT Electronics has launched FlexSense a technology designed to optimize optical encoder applications. The FlexSense series consists of the FS210 Transmissive Incremental Encoder and the FS310 ...

Mechanical encoders could add unnecessary drag, and magnetic encoders are not perfectly linear, so optical encoders were used.