Optical Choppers
Optical Choppers
The Stanford Research Systems SR542 optical chopper with brushless DC motor offers frequencies from 0.4Hz to 20kHz, with low phase jitter, high resolution and accuracy, flexible synchronisation and computer control. The tried and trusted SR540 optical chopper is also available for 4Hz to ...
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Optical Choppers
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SRS SR542 Precision Low Jitter Optical Chopper System (20KHz)
Special Price £2,589.90 £3,107.88 Regular Price £3,204.00- 0.4 Hz to 20 kHz chopping frequencies
- Easy, flexible synchronization
- Low phase jitter
- 50 ppm frequency accuracy
- USB computer interface
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SRS SR540 Low Jitter Optical Chopper System
Special Price £1,448.21 £1,737.85 Regular Price £1,791.60- 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
