【摘要】 随着空间光学遥感器分辨率的提高,反射式空间光学主镜口径不断增大,对反射镜进行轻量化设计已经成为空间大口径反射镜的关键技术。分别从材料选择、结构形式、制造工艺等方面对国内外空间光学反射镜的轻量化技术进行了系统的评述,分析了空间轻质反射镜技术的现状和发展趋势,并对今后的研究工作提出了建议。更多还原

【Abstract】 With the development of the resolution of spaceborne remote sensor,the diameter of primary mirror is becoming larger and larger.Now the mirror lightweight design has become the key technology in the large mirror engineering application.The technology to reduce the mirror mass for space optical systems in world has been summarized roundly in view of material choice,structural form and manufacture technology.Several suggestions are offered for the future research.更多还原