Rotary and linear optical encoders are common in position and motion sensing. Here, a disc or plate containing opaque and transparent segments passes between an LED and detector to interrupt a light ...

Last year, Automation World examined the differences between accuracy, resolution, and precision in the encoder world. And while understanding the differences among these terms is important to ...

To attain accurate positioning, a servo system requires a feedback signal to close its feedback loop. Instruments that typically supply the feedback signal include optical encoders, resolvers, and ...

The AEDR 8400 series are the industry’s smallest reflective incremental optical encoders, according to Avago Technologies. The encoders combine this extremely small size—3.00 mm by 3.28 mm by 1.262 mm ...