光子计数器主要应用于生物、医学、化学等多重领域，主要涉及弱光探测、精密测量。本公司研发的M2011型光子计数探测器主要由端窗光电倍增管、高压电源模块、信号成形电路组成。本产品在出厂前，已经过各方面测试，接通电源，将输出端与计数单元连接即可使用。产品性能可以按客户需求订做。

M2011 photon counter is mainly used in biology, medicine, chemistry and other fields, mainly involving weak light detection, precision measurement. The M2011 photon counting detector developed by our company is mainly composed of photomultiplier tube, high voltage power supply module and signal forming circuit. Before leaving the factory, this product has been tested in all aspects, switch on the power supply, the output end and the counting unit can be connected to use. Product performance can be customized according to customer demand.