The devices used are beamsplitters and ideal photon detectors capable of distinguishing between odd and even photon numbers.
该方案所使用的器件包括分束器和可以区分奇偶光子数的理想光子探测器。
2
Two-way light signals were transmitted, collected and converted by using lens, beamsplitters, narrowband filters and photo-detectors.
通过透镜、二向分光镜、窄带滤光片、光电转换器件实现了两路光信号的传输采集和转换。
3
We present a quantum key distribution system based on two polarization beamsplitters, by means of which the phase modulator's polarization dependence is cancelled out.