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Rotating Disc Optical Choppers

Optical choppers are a mechanical method of repetitively switching light beams on and off. They consist of a slotted rotating disc through which the light beam passes producing the chopping action.

Scitec produces a very wide range of optical choppers. If you can't find what you want then please contact us and we will try to help.


Our most popular optical chopper. 5Hz to 3kHz range as standard with options to 40kHz.

300C OEM

NEW Optical chopper PCB drive board for OEM use. Small compact system suitable for our standard optical chopper.


A high speed chopper system capable of chopping at 110kHz.


200mm disc based system enables large beams to be chopped.


30mm disc based optical chopper system giving a smaller head size.


A small compact low cost system suitable for OEM use.


A microprocessor based, crystal controlled frequency optical chopper system from Terahertz Technologies Inc.

Useful Links


Online Ordering

Optical Chopper Discs

Optical Chopper Selection Guide

Optical Chopper Accessories

optical chopper

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