Based on the principle of the single channel photon counting technique, the measurementprinciple, method, equipment, experiment and resultS of the EBI of LLL image photon counting intensifier are proposed.

• 在论述单通道光子计数技术原理的基础上，提出了微光图像光子计数器像管等效背景的测试原理、方法、装置、实验及结果。