主动式红外夜视仪的可靠性主要决定于红外变像管，而红外变像管的可靠性和工作寿命则决定于红外光电阴极&半透明银氧铯光电阴极的性能和寿命。
The reliability of infrared night vision apparatus is mainly dependent upon the characteristics and life-time of photocathode of image-converter tube .
主动红外夜视仪