31 October 2017 Method to design apochromat and superachromat objectives
Author Affiliations +
Abstract
We present a simple method to design apochromat and superachromat objectives. The chromatic focal shift is used to determine glass combinations that yield three and four crossings in the chromatic focal shift curve. The method can be extended to design superachromats with more than four crossings.
© 2017 Society of Photo-Optical Instrumentation Engineers (SPIE) 0091-3286/2017/$25.00 © 2017 SPIE
Jose Sasian, Weichuan Gao, and Yufeng Yan "Method to design apochromat and superachromat objectives," Optical Engineering 56(10), 105106 (31 October 2017). https://doi.org/10.1117/1.OE.56.10.105106
Received: 8 September 2017; Accepted: 6 October 2017; Published: 31 October 2017
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CITATIONS
Cited by 13 scholarly publications.
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KEYWORDS
Colorimetry

Glasses

Lens design

Objectives

Chemical elements

Optical engineering

Germanium

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