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Thorlabs SPDMH2 Single-Photon Detector

Silicon APD single-photon detection module for 400–1000 nm quantum optics.

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Thorlabs

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SPDMH2 is a Thorlabs fixed-gain silicon avalanche photodiode single-photon detector module covering 400–1000 nm with TTL output for photon-counting and heralded-pair detection experiments.

Primary category
Sensing & readout
Type
Component
Availability
In catalog
Listing
published
Source
public_seed
Updated
1 Oct 2026

Specs

band
400-1000 nm
sensor
Si_APD
output
TTL
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