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Proceedings Paper

Theoretical analysis of testing information-pit shape of optical disc with DPC method
Author(s): Bin Liu Zhao; Ming Xia; Zhu Li
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Paper Abstract

DPC(differential phase contrast) is an effective method to obtain information of micro- characteristics of a surface. In this paper we present a plan of testing geometrical shape of information pits on an optical disc surface with DPC method and its theoretical analysis is given.

Paper Details

Date Published: 22 September 1993
PDF: 4 pages
Proc. SPIE 2101, Measurement Technology and Intelligent Instruments, (22 September 1993); doi: 10.1117/12.156416
Show Author Affiliations
Bin Liu Zhao, Huazhong Univ. of Science and Technology (China)
Ming Xia, Huazhong Univ. of Science and Technology (China)
Zhu Li, Huazhong Univ. of Science and Technology (China)

Published in SPIE Proceedings Vol. 2101:
Measurement Technology and Intelligent Instruments
Li Zhu, Editor(s)

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