进一步研究变焦距系统远心光路的结构特征，得出了使系统在整个变焦过程中都处于远心位置的光阑轴向位移方程。
To study the structure of telecentric beam path for zoom lens system, the axial displacement equation for the stop was deduced, which keep the system telecentric in all zoom position.
本文主要介绍了可变光阑调光组件结构设计及光阑片参数设计。
The mechanical design of adjustable Iris diaphragm dodging component and the method to design the parameter of Iris diaphragm are mainly presented.
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