Optical Chopper & Laser Shutter


An optical chopper is a device which periodically interrupts a light beam. Three types are available: variable frequency rotating disc choppers, fixed frequency tuning fork choppers, and optical shutters.

Optical Chopper pdf Experiments

SR540 Optical Chopper

SR540 Optical Chopper

Manufactured by: SRS Stanford Research Systems

4 Hz to 3.7 kHz chopping frequencies Low phase jitter Single and dual beam experiments Sum & difference reference outputs Bolt clamp or rod.....
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SR470 and SR474 Ultra-low vibration shutter head

SR470 and SR474 Ultra-low vibration shutter head

Manufactured by: SRS Stanford Research Systems

Ultra-low vibration shutter head True mechanical laser beam blocking >10 M cycle lifetime Microprocessor controlled timing DC to.....
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