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Proceedings Paper

Analysis on focus-shift during zooming process caused by production errors
Author(s): Kazuo Tanaka
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Paper Abstract

Analyzing a four-component mechanically compensated zoom lens, it is discussed the first-order focus-shift during zooming process caused by production errors. The two-point and three-point compensations are studied.

Paper Details

Date Published: 19 November 2003
PDF: 3 pages
Proc. SPIE 4829, 19th Congress of the International Commission for Optics: Optics for the Quality of Life, (19 November 2003); doi: 10.1117/12.530962
Show Author Affiliations
Kazuo Tanaka, Canon Inc. (Japan)


Published in SPIE Proceedings Vol. 4829:
19th Congress of the International Commission for Optics: Optics for the Quality of Life

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