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
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 mounting The SR540 chopper will handle all your optical.....
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SR542 - Precision Optical Chopper - Low jitter optical chopper
Manufactured by: SRS Stanford Research Systems
The SR542 Precision Optical Chopper provides ultra-stable and flexible optical chopping. The chop frequency is tunable over a wide range, and frequency and phase can be controlled from a variety of.....
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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 125 Hz (any duty cycle) Easy to align 3 mm.....
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