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Φ520mm F1. 6 椭球面反射镜加工
李新南; 袁吕军; 刘星涛; 夏自立
Source Publication光学技术
介绍了一块Φ520mm大相对孔径( F/ 1. 6) 轻量化椭球面反射镜的加工与检测方法。镜面的有效口径为Φ502mm ,顶点曲率半径为1600mm ,非球面系数k = - 0. 9663 ,面形精度要求优于0.025λ(RMS) 。镜子背面有54 个大小深浅不一的不通孔,用于减轻镜子的重量。采用WYKO干涉仪检测得到镜面面形误差达RMS 0. 02λ ,λ= 632. 8nm。
Keyword大口径强光力非球面 轻量化反射镜 光学加工 光学检测
Subject Area天文镜面(材料、加工、检测)
Document Type期刊论文
Recommended Citation
GB/T 7714
李新南,袁吕军,刘星涛,等. Φ520mm F1. 6 椭球面反射镜加工[J]. 光学技术,2004,30(5):619-622.
APA 李新南,袁吕军,刘星涛,&夏自立.(2004).Φ520mm F1. 6 椭球面反射镜加工.光学技术,30(5),619-622.
MLA 李新南,et al."Φ520mm F1. 6 椭球面反射镜加工".光学技术 30.5(2004):619-622.
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