等倍变焦全动型变焦距物镜理论分析  

Theory of equivalent magnification zoom lens with all lens elements movable

作　　者：张波[1] 李林[1] 安连生[1] 黄一帆[1] 张丽琴[1] 

机构地区：[1]北京理工大学光电工程系,北京100081

出　　处：《光学技术》2001年第3期226-228,共3页Optical Technique

摘　　要：变焦系统是一种焦距可以连续变化而像面保持稳定的光学系统。而全动型变焦距物镜是一种新型的变焦系统 ,它的各组元垂轴放大率在变焦运动过程中保持相等。对等倍变焦全动型变焦距物镜做了理论分析 。Zoom lens system is a optical system whose focal length can continuously change but image plane holds stable Zoom lens with all lens elements movable is a new type zoom system and the magnification of every element holds equal The theory of equivalent magnification zoom lens with all lens elements movable is analyzed ,and a series of formula are summarized

关 键 词：变焦距物镜 等倍变焦 高斯光学 

分 类 号：TB851.9[一般工业技术—摄影技术] O435.2[机械工程—光学工程]