激光距离选通技术在微光成像系统中的应用  

Applications of laser range-gated technology in a low light level imaging

作　　者：武金刚[1] 左昉[1] 

机构地区：[1]北京科技大学信息工程学院

出　　处：《光学技术》2008年第4期630-632,共3页Optical Technique

摘　　要：激光距离选通技术提高了微光条件下的远距离观测的视距,有效的克服了大气的后向散射对微光成像系统成像质量的影响。采用改进的同步控制技术解决了距离选通技术中激光器与摄像机的同步问题。实验结果表明,采用同步控制技术的距离选通技术对提高成像的质量和探测距离起到了关键的作用。Laser range-gated technology can improve detection range of a low light level imaging system.It can eliminate the affects of back scattering lights of atmosphere for an imaging system.In range-gate technology,the synchronization control technology is used to solve synchronization problems of laser and ICCD.Experiments results indicate that the synchronism control technology plays a key role in long distance detection at low light level.

关 键 词：主动成像 距离选通 后向散射 像增强CCD 

分 类 号：TN249[电子电信—物理电子学] TN223