ID Quantique SA

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id120 Visible photon counter with 80% quantum efficiency and 500um active area

IDQ’s ID120 series consists of compact and affordable single-photon detector modules, based on reliable silicon avalanche photodiodes that are sensitive in the visible spectral range.

Key advantages of the ID120 modules are high quantum efficiency up to 80%, a large active area and adjustable settings.


Quantum efficiency up to 60% @650nm
Quantum efficiency up to 80% @800nm
500um active area
Adjustable parameters: temperature, quantum efficiency and deadtime
Integrated electronic counter


Tunable Quantum Efficiency
Tunable temperature of the APD
C-mouint, SM1, Thorlabs cage compatible
Provided with universal network adapter (110/220V)
NIM and LLTTL outputs
Wide spectral range (350nm - 1000nm)
Highly reliable


Time-correlated single photon counting TCSPC
Time-resolved confocal microscopy
Fluorescence and luminescence detection
Single molecule spectroscopy, DNA sequencing
Fluorescence correlation spectroscopy
Decay time measurements, laser testing
Spectrophotometry, flow cytometry
LIDAR, optical range finding
Quantum optics, quantum cryptography, OTDR