Quantum Computing Inc.
Entanglement Source and Frequency Converter
Pair of telecom-band quantum photonics building blocks: a broadband entangled photon pair source near 1550 nm and a waveguide frequency converter that shifts telecom photons to 760-880 nm.

Specifications
- Entanglement Source: wavelength range / pump
- 1534.3 nm to 1566.4 nm; 775 nm pump lasersource
- Entanglement Source: pair rate / CAR
- 5 million pairs per second per microwatt; CAR ~180source
- Entanglement Source: operating temperature
- 15 C to 55 Csource
- Frequency Converter: output wavelength
- Sum frequency 760 nm to 880 nmsource
- Frequency Converter: efficiency
- At least 80 %/W at low input; 20 mm waveguidesource
- Frequency Converter: variants
- QFC-CC (C-band signal, C-band pump), QFC-OC (O-band signal, C-band pump), QFC-CO (C-band signal, O-band pump)source
Read on the manufacturer’s product page on 14 November 2026. The manufacturer may change a specification; the offer states the configuration.
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