A Focal Plane Imager with High Dynamic Range to Identify Fabrication Errors in Diffractive Optics

M. Imran Afzal; Sofia C. Corzo-Garcia; Ulf Griesmann

doi:10.1364/OFT.2017.OW3B.2

Optical Design and Fabrication 2017 (Freeform, IODC, OFT)
OSA Technical Digest (online) (Optica Publishing Group, 2017),
paper OW3B.2
•https://doi.org/10.1364/OFT.2017.OW3B.2

A Focal Plane Imager with High Dynamic Range to Identify Fabrication Errors in Diffractive Optics

M. Imran Afzal, Sofia C. Corzo-Garcia, and Ulf Griesmann

Optical Fabrication and Testing 2017

Denver, Colorado United States
9–13 July 2017
ISBN: 978-1-943580-31-6

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Test and Evaluation Methods (OW3B)

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M. I. Afzal, S. C. Corzo-Garcia, and U. Griesmann, "A Focal Plane Imager with High Dynamic Range to Identify Fabrication Errors in Diffractive Optics," in Optical Design and Fabrication 2017 (Freeform, IODC, OFT), OSA Technical Digest (online) (Optica Publishing Group, 2017), paper OW3B.2.

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Abstract

We describe the prototype of a focal plane imager for the characterization of fabrication errors in diffractive optics. We also demonstrate the use of a high dynamic range imaging method to identify small errors in a hologram and a grating that are traceable to the fabrication method.

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