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High Speed IR Detection

This quantum cascade photodetector is the fastest mid-IR detector on the market. Bandwidth is >20 GHz with detector sensitivity at 4.65um.

It operates bias free with no cooling required, so no external power supplies are needed. Setup happens in two simple steps: connecting the SMA fitting to measuring instruments (oscilloscope etc.), and directing light incidence to the internal focusing lens.

Features

  • Ultra-fast MIR photodetector with over 20 GHz response
  • Response frequency range (-3 dB): DC to 20 GHz
  • Peak sensitive wavelength: 4.65 µm
  • Photosensitivity: 1 mA/W (Typ.)
  • No cooling, and no operation bias are required

Applications

  • Characterize QCL frequency combs
  • Infrared detection requiring wide frequency bandwidth
  • Heterodyne detection
  • Free-space communication
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