The PD610 is a photodetector with amplification circuitry for free-space optical systems. The unit includes a photodiode, transimpedance amplifier, and RF connector packaged in an aluminum housing.
The PD12 is a photodetector with amplification circuitry for use with FC-connected fiber optic cables in optical systems. The device consists of a photodiode, transimpedance amplifier, and RF connector packaged in an aluminum housing.
APD20 series APD photodetector module, can detect near infrared light in the region of 400-1700nm with fiber coupling input, bandwidth from 10M to 400M. suitable for detecting nW level of optical power.
APD430 series of free-space APD photodetector modules, wavelength range covering the visible and near-infrared region, can be used to replace Thorlabs the same model parameters; suitable for free-space optical applications detection, such as LIDAR.