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SPDM Series Single Photon Detectors and Counting Modules

Brand: ThorLabs | Category: Scientific & Laboratory Equipment

Actively quenched, temperature stabilised silicon avalanche photodiode modules that produce a TTL pulse for every detected photon. They pair with correlated photon pair sources for quantum optics teaching, and also suit photon correlation spectroscopy and LIDAR.

Technical Specifications

ParameterValue
Detector sizes20 micrometres, 100 micrometres or 500 micrometres diameter
Wavelength range350 to 1100 nm depending on model
Maximum dark count rates60 Hz to 1500 Hz
Typical photon detection efficiency70% at 670 nm on the SPDMH2
Maximum count rateup to 28 MHz
Dead time35 ns to 45 ns typical; TTL gating and trigger input

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Get a Quote

Contact Vvon Technologies Limited, Bangladesh's authorised distributor for ThorLabs.

Phone: +880 1711-738207 | Email: info@vvon.com.bd

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