Implementation of Ronchi type null screens for testing a Fresnel lens

Martín Jiménez-Rodríguez; Maximino Avendaño-Alejo

Optica Design and Fabrication Congress 2023 (IODC, OFT)
Technical Digest Series (Optica Publishing Group, 2023),
paper OW3B.4

Implementation of Ronchi type null screens for testing a Fresnel lens

Martín Jiménez-Rodríguez and Maximino Avendaño-Alejo

Optical Fabrication and Testing 2023

Québec City, Québec Canada
4–8 June 2023
ISBN: 978-1-957171-22-7

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Advanced Metrology Systems II (OW3B)

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M. Jiménez-Rodríguez and M. Avendaño-Alejo, "Implementation of Ronchi type null screens for testing a Fresnel lens," in Optica Design and Fabrication Congress 2023 (IODC, OFT), Technical Digest Series (Optica Publishing Group, 2023), paper OW3B.4.

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Abstract

We design Ronchi type null screens that produce uniform straight fringes predefined, for testing plano-convex aspherical Fresnel lenses. The designs of these null screens are based on knowledge of topological spaces and exact ray trace.

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