Single Photon Counting Modules

The Excelitas family of Single-Photon Counting Modules (SPCMs) are self-contained modules that meet the low-light-level detection demands of confocal microscopy, fluorescence, luminescence, and TCSPC, particle sizing and Quantum Communications. Our SPCMs offer market-leading Photon Detection Efficiency (PDE), low after-pulsing, highest uniformity over the active area, high linear dynamic range, and low dark counts.

Excelitas' SPCMs are available to purchase online at - buy now for quick delivery!


Interested in how Single Photon Detection has evolved over the years and into today's turn-key modules that provide simple, plug-and-run photon detection for OEMs and laboratories alike? Read our latest white paper

Single-Photon Counting Modules

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