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Application on the development of large aperture reflector by finite element
Author(s): PENG Yuanjing, YUAN Lvjun
Pages: 506-
509
Year: 2009
Issue:
4
Journal: Optical Technique
Keyword: 大口径光学反射镜; 支撑; 有限元; 轻量化; 磨制; 检测;
Abstract: 大口径光学反射镜镜面受自重影响变形较大,研究它在磨制和检测中的支撑结构和形式是非常重要的.采用有限元软件从理论上分析了Φ1330mm平面反射镜和Φ616mm非球面轻量化碳化硅主镜在磨制和检测中的支撑结构和形式,以使反射镜面形变形最小,保证其光学成像质量达到一定的技术要求.通过实际测量Φ616mm非球面碳化硅主镜在不同支撑状态下的面形变化情况,验证了理论分析结果.根据实际效果值用有限元进一步优化组合...
Citations
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