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Proceedings Paper

Focal length measurements with a three-grating system
Author(s): Xiangqun Cao; Song Shen; Jiwu Chen
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Paper Abstract

The measurement of focal length of lens with a three-grating system is proposed. High- precision measurement of focal length is achieved with the new system.

Paper Details

Date Published: 10 December 1993
PDF: 8 pages
Proc. SPIE 2003, Interferometry VI: Techniques and Analysis, (10 December 1993); doi: 10.1117/12.165462
Show Author Affiliations
Xiangqun Cao, Zhejiang Univ. (China)
Song Shen, Computer Peripheral Research Institute (China)
Jiwu Chen, China College of Metrology (China)

Published in SPIE Proceedings Vol. 2003:
Interferometry VI: Techniques and Analysis
Osuk Y. Kwon; Gordon M. Brown; Malgorzata Kujawinska, Editor(s)

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