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基于弥散斑单基站定距的可行性分析
Feasibility Analysis of Distance Measurements Based on Defocused Spots from Mono-View
【摘要】 在理论上分析了基于弥散斑的单基站定距方法,并利用远心光路改善弥散斑的测量。为了提高测距范围,在成像光学系统前加一望远光学系统,可以适当改变整个系统的焦距,改善系统的测距范围,从而可以实现单基站定距。
【Abstract】 The method of distance measurement based on defocused spots from mono-view is analyzed in theory, and the telecentric light path is used to improve the detection of defocused spots in the system. In order to enlarge detection ranges, a telescopic lens are used before the imaging lens, the system focal length will be changed. In this way, the detection ranges is improved and the distance measurements from mono-view can be achieved.
【关键词】 弥散斑;
单基站;
定距;
光学散焦;
【Key words】 defocused spots; mono-view; distance measurement; optical defocus;
【Key words】 defocused spots; mono-view; distance measurement; optical defocus;
- 【文献出处】 红外技术 ,Infrared Technology , 编辑部邮箱 ,2004年05期
- 【分类号】O432.2
- 【被引频次】5
- 【下载频次】52