Brand: ThorLabs | Category: Scientific & Laboratory Equipment
A microprocessor controlled optical chopper that modulates a continuous beam for lock-in detection. A crystal-stabilised phase-locked loop holds the chopping speed and phase against a reference, and fifteen blades cover the full frequency range.
| Parameter | Value |
|---|---|
| Chopping frequency with the various blades | 4 Hz to 10 kHz |
| Frequency drift | less than 20 ppm per degree C |
| Frequency resolution | 0.01 Hz with 2 slot blades, 1 Hz with most blades |
| Specification | Harmonic synchronisation 2 to 15x, subharmonic 1/2 to 1/15x |
| External reference compatibility | TTL/CMOS |
| Specification | USB interface with control software included |
Contact Vvon Technologies Limited, Bangladesh's authorised distributor for ThorLabs.
Phone: +880 1711-738207 | Email: info@vvon.com.bd