Broadband Variable Transmission Sphere for Fizeau Interferometry of Spherical Surfaces

Jonathan Koerber; Thomas J. Suleski

doi:10.1364/OFT.2021.OW3B.6

OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT)
OSA Technical Digest (Optica Publishing Group, 2021),
paper OW3B.6
•https://doi.org/10.1364/OFT.2021.OW3B.6

Broadband Variable Transmission Sphere for Fizeau Interferometry of Spherical Surfaces

Jonathan Koerber and Thomas J. Suleski

Optical Fabrication and Testing 2021

Washington, DC United States
27 June–1 July 2021
ISBN: 978-1-943580-88-0

From the session
Testing: Mid-spatial Frequency (MSF) and Radius (OW3B)

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J. Koerber and T. J. Suleski, "Broadband Variable Transmission Sphere for Fizeau Interferometry of Spherical Surfaces," in OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT), F. Capasso, W. Chen, P. Dainese, J. Fan, J. DeGroote Nelson, F. Duerr, J. Rogers, J. Rolland, P. Clark, R. Pfisterer, H. Rehn, S. Thibault, M. Jenkins, D. Wook Kim, and N. Trela-McDonald, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper OW3B.6.

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Abstract

We present a broadband variable transmission sphere for Fizeau interferometry based on Alvarez lenses. The simulated system performance is compared to conventional transmission spheres for measurement of spherical surfaces.

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