Request InfoID QuantiqueThe id400 from id Quantique is based on a cooled InGaAsP/InP avalanche photodiode optimized for 1064-nm single-photon detection and on a fast sensing and quenching electronic circuit. Featuring free-running or internal or external gating modes, the device has an adjustable dead time ranging from none to 100 μs with 1-μs steps and an adjustable single-photon detection probability of 7.5%, 15% or 30% at 1064 nm. The avalanche photodiode temperature is set to –50 °C to optimize performance. 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