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Proceedings Paper

Invited paper: Role of aspherics in zoom lens design
Author(s): Ellis I. Betensky
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Paper Abstract

By examining aspherical surface aberration contributions it is shown that aspheres can be used to simplify zoom lens construction and to improve image quality by allowing the designer to selectively correct aberrations at different zoom positions. 1.

Paper Details

Date Published: 1 January 1991
PDF: 7 pages
Proc. SPIE 1354, 1990 Intl Lens Design Conf, (1 January 1991); doi: 10.1117/12.47875
Show Author Affiliations
Ellis I. Betensky, Opcon Associates, Inc. (Canada)

Published in SPIE Proceedings Vol. 1354:
1990 Intl Lens Design Conf
George N. Lawrence, Editor(s)

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