High-contrast coronagraph for ground-based imaging of Jupiter-like planets

• 作 者: Jiang-Pei Dou De-Qing Ren Yong
• 机 构: NationalAstronomicalObservatories/NanjingInstituteofAstronomicalOptics＆Technology,KeyLaboratoryofAst
• 出 处: 天文和天体物理学研究：英文版
• 发表日期: 2010年2期
• 关键词: 地面望远镜 高对比度 直接成像 行星轨道 日冕 类似 木星 基础 instrumentation： high angular resolution- metho
• 基金项目: Supported by the National Natural Science Foundation of China.Acknowledgements We acknowledge the anonymous referee for his/her thoughtful comments and insightful suggestions that improved this paper

We propose a high-contrast coronagraph for direct imaging of young Jupiter-like planets orbiting nearby bright stars. The coronagraph employs a steptransmission filter in which the intensity is apodized with a finite number of steps with identical transmi