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Research on Radiation Characteristics of Pulse Xe-Lamp and Saturated Behaviors of Photo-Detector PbS
Author(s): 
Pages: 722-725
Year: Issue:  8
Journal: TRANSACTIONS OF BEIJING INSTITUTE OF TECHNOLOGY

Keyword:  脉冲氙灯辐射光谱发光强度PbS探测器光饱和阈值;
Abstract: 实际测试了某型高压脉冲氙灯的光谱特性及其在可见光和近红外波段的辐射强度,测得其闪光强度可达1.3×107 cd,闪光持续时间平均约0.2 ms,在0.8~3.2 μm波段的红外辐射强度达1.16×107 W/sr.并以此脉冲氙灯作为模拟强闪光光源,在实验室内研究了PbS红外探测器在强闪光作用下的行为,实测得到了PbS探测器的光饱和阈值为6.79×10-4 W/cm2.还讨论了PbS探测器在强闪光作用下的饱和失效时间,以及闪光光源对探测器的有效作用距离等.
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