incremental rotary encoder / optical / hollow-shaft
OPKON Optik Electronic
Opkon's PRI 50H model is an optic rotary encoder suitable for position or angle measurement applications in automation systems. It features a case diameter of 50 mm, and a hollow shaft diameter of 6, and 8 mm.
The device has a resolution range from 100 to 5000 pulse/turn, and a maximum speed of 4000 rpm.