Photon Spot INC
Brands
DetectorsThis company sells these brands.
Photon Spot manufactures cryogenic systems and superconducting nanowire single-photon detectors (SNSPDs). The cryogenic systems deliver temperatures below 1 Kelvin without liquid helium consumption, while the detectors exhibit ultralow dark counts, sub-100ps jitter, and greater than 90% quantum efficiency near 1550nm. The company serves quantum technology applications including quantum computing, quantum communications, and scientific instrumentation, with products used by NASA, NIST, and other research organizations.
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Photon Spot INC | Monrovia | CA | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


