4-1/4" Dichromatic Color Wheel with stepper motor and optical encoder

4-1/4" Dichromatic Filter, on an aluminum bracket, with stepper motor and optical encoder

 

Very little is known about this unit, unfortunately.

 

The motor is a 3 phase DC stepper motor, type 402, Nidec p/n 32S8754010

 

The optical encoder is manufactured by Texas Instruments

 

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