德國(guó)qutools公司量子糾纏源。此款設(shè)備主要特點(diǎn)是：Single-count rate> 50 kHz；Coincidence-count rate > 5 kHz; Entanglement quality > 88% (typ. 92%); Operating wavelength 810 nm (± 10 nm); Pump laser power up to 100 mW;

The design of our quED combines recent achievements of quantum optics technology into an easy-to-use systemfor academic, research and applied purposes. Advanced models for scientific or commercial purposes are available as well, with a high performancemeeting the requirements of state-of-the-art physics experiments.The properties of each quED systemcan be custom-configured tomatch the customer’s exact needs and applications.