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Research on large-scale moon simulator optical system
Author(s): 
Pages: 78-83
Year: Issue:  1
Journal: Optical Instruments

Keyword:  moon simulatorLED light arrayphase of the moon;
Abstract: 论述了大型月球模拟器的工作原理,对口径为Φ2500 mm月球模拟器进行了系统设计,整个系统由光源、匀光板、光源控制系统、计算机控制系统、模拟器机械系统等组成.提出了大型月球模拟器光学系统的设计方案,采用LED阵列作为月球模拟器光源,使用光源控制系统控制LED组元的亮灭模拟月相变化,从而真实地模拟了月球的准直、均匀性以及月相变换的特性.经对月球模拟器进行光机结构分析和仿真分析,得到其最大自重变形为16.4μm,最大自重应变为2.1×10-4 m/m,不同月相的发光面照度不均匀度为14.7%,亮度不均匀度为17.2%,均满足设计指标要求.
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