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Optical Design and Stray Light Analysis of R-C System
Author(s): 
Pages: 214-218
Year: Issue:  4
Journal: Infrared Technology

Abstract: 将光学系统设计与杂散光分析相结合,介绍了一种焦距2000 mm、F/#=10、2ω=1.66°的空间用R-C光学系统,系统像质优良,结构紧凑.同时,针对R-C系统的特点,考虑轴外渐晕的影响,计算了主、次镜内遮光罩的尺寸,给出外遮光罩的设计方法,对该R-C望远镜系统进行了遮光罩设计,并用光学软件进行杂散光分析,计算得到方位角为0°时的PST曲线.结果表明,当离轴角度大于太阳临界入射角时,PST值小于...
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