1 January 1992 High degree of accuracy in flatness and parallelism of thin sapphire ring manufacture with double-sided lapping
Author Affiliations +
Abstract
In this paper, we design a new double-sided lapping method that can accurately and efficiently lap extremely hard sapphire plates. We use a chemo-mechanical polishing method for the final polishing to get a scratch-free surface.
© (1992) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Rang-Seng Chang, Rang-Seng Chang, Der-Chin Chen, Der-Chin Chen, } "High degree of accuracy in flatness and parallelism of thin sapphire ring manufacture with double-sided lapping", Proc. SPIE 1531, Advanced Optical Manufacturing and Testing II, (1 January 1992); doi: 10.1117/12.134869; https://doi.org/10.1117/12.134869
PROCEEDINGS
7 PAGES


SHARE
RELATED CONTENT

Controlling stress in sapphire optics
Proceedings of SPIE (November 01 1997)
Electro-rheological finishing for optical surfaces
Proceedings of SPIE (May 20 2009)
An Automated Aspheric Polishing Machine
Proceedings of SPIE (November 03 1986)
Finish machining of optical surfaces
Proceedings of SPIE (August 01 1990)
Beryllium mirror polishing optimization for minimum cost
Proceedings of SPIE (February 12 1993)

Back to Top