Blazed Zone Plates For The Infrared

M. C. Hutley; R. F. Stevens; S. J. Wilson

doi:10.1117/12.945559

11 October 1988 Blazed Zone Plates For The Infrared

M. C. Hutley, R. F. Stevens, S. J. Wilson

Proceedings Volume 0916, Infrared Systems--Design and Testing; (1988) https://doi.org/10.1117/12.945559
Event: Sira/SPIE Infrared Meeting, 1988, London, United Kingdom

Abstract

A blazed zone plate has been made in germanium by ion etching, into the surface, a circular fringe pattern recorded in photoresist. An efficiency of 64% at 10.6 μm was measured which is consistent with independent measurements of the groove profile.

Citation Download Citation

M. C. Hutley, R. F. Stevens, and S. J. Wilson "Blazed Zone Plates For The Infrared", Proc. SPIE 0916, Infrared Systems--Design and Testing, (11 October 1988); https://doi.org/10.1117/12.945559

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