Correction and simulation of the intensity compensation algorithm used in curvature wavefront sensin

• 作 者: Zhi-Xu Wu
• 机 构: NationalAstronomicalObservatories/NanjingInstituteofAstronomicalOptics&,Technology,KeyLaboratoryo
• 出 处: 天文和天体物理学研究：英文版
• 发表日期: 2015年5期
• 关键词: 波前传感器 补偿算法 模拟验证 数曲率 强度 焦点系统 测量范围 数学公式 instrumentation -- detectors-methods -- nu
• 基金项目: Supported by the National Natural Science Foundation of China.Acknowledgements This work was supported by the National Natural Science Foundation of China （Grant Nos. 11103048, 11190013 and 11273038）.

The wavefront measuring range and recovery precision of a curvature sensor can be improved by an intensity compensation algorithm. However, in a focal system with a fast f-number, especially a telescope with a large field of view, the accuracy of this alg