Research Status and Industrial Enlightenment of Ultra-Black Coatings for Eliminating Stray Light in Spacecrafts at Home and Abroad

In space optical systems, ultra-black coatings with high absorption performance are key materials for eliminating optical stray light,improving the signal-to-noise ratio and imaging quality of optical system detection,and are widely used in spacecraft star sensors,space cameras and other products.Cu...

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Bibliographic Details
Main Author: ZHANG Bei, ZHANG Jiaqiang, ZHANG Dong, NIU Liu
Format: Article
Language:zho
Published: Editorial Department of Materials Protection 2025-01-01
Series:Cailiao Baohu
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Online Access:http://www.mat-pro.com/fileup/1001-1560/PDF/20250103.pdf
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Summary:In space optical systems, ultra-black coatings with high absorption performance are key materials for eliminating optical stray light,improving the signal-to-noise ratio and imaging quality of optical system detection,and are widely used in spacecraft star sensors,space cameras and other products.Currently, the commonly used stray-light-eliminating coating technologies at home and abroad include anodizing, ultrablack Ni-P, carbon nanotubes, black silicon, black paint, etc.This paper systematically reviewed the commonly used stray-light-eliminating coating technology and research progress of spacecraft at home and abroad, and revealed that there was still a gap between China and foreign countries in the engineering application of high-performance ultra-black coatings.The integration of industry, academia and research should be further promoted to propel the engineering transformation and application of products and carry out research on high-performance materials resistant to space environment.In general, this work provided the inspiration for the research and industrial development of stray-light-eliminating coatings for spacecraft in China.
ISSN:1001-1560