High-precision fabrication of 4m SiC aspheric mirror

Xiangang Luo

doi:10.1038/s41377-022-01050-w

High-precision fabrication of 4m SiC aspheric mirror

Light Sci Appl. 2023 Jan 1;12(1):4. doi: 10.1038/s41377-022-01050-w.

Author

Xiangang Luo^{1

2}

Affiliations

¹ State Key Laboratory of Optical Technologies on Nano-Fabrication and Micro-Engineering, Institute of Optics and Electronics, Chinese Academy of Sciences, 610209, Chengdu, China. lxg@ioe.ac.cn.
² School of Optoelectronics, University of Chinese Academy of Sciences, 100049, Beijing, China. lxg@ioe.ac.cn.

Abstract

The 4 m diameter SiC aspheric mirror emerges due to a series of technological breakthroughs in blank mirror preparation, asphere fabrication, and testing, as well as cladding and coating, laying the groundwork for future research into large SiC mirrors for astronomical observation.