CIOMP OpenIR  > 中科院长春光机所知识产出
高变焦比中波红外连续变焦光学系统
周昊; 刘英; 孙强
2013-03-25
Source Publication红外与激光工程
Issue03Pages:663-668
Abstract针对高变焦比连续变焦光学系统,提出了一种双双组联动型变焦系统的设计方案,完成了变焦方程的推导。采用非球面技术,运用所推导出的变焦方程,完成了变焦比为40倍、F数为4、工作波段为3.7~4.8μm的中波红外连续变焦光学系统的设计。光学系统由八片透镜组成,引入了四个非球面,可以实现10~400 mm连续变焦,满足冷光阑效率为100%,变焦曲线平滑无拐点。在不同的变焦位置,光学系统的奈奎斯特频率处(16lp/mm)MTF值均大于0.3,RMS点斑半径均小于22μm。系统具有成像质量高、镜片数量少和结构紧凑等特点。
Keyword连续变焦 高变焦比 中波红外 光学设计
Indexed ByCNKI
Language中文
Document Type期刊论文
Identifierhttp://ir.ciomp.ac.cn/handle/181722/38847
Collection中科院长春光机所知识产出
Recommended Citation
GB/T 7714
周昊,刘英,孙强. 高变焦比中波红外连续变焦光学系统[J]. 红外与激光工程,2013(03):663-668.
APA 周昊,刘英,&孙强.(2013).高变焦比中波红外连续变焦光学系统.红外与激光工程(03),663-668.
MLA 周昊,et al."高变焦比中波红外连续变焦光学系统".红外与激光工程 .03(2013):663-668.
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