Absolute Measurement of Rotationally Symmetrical Aspheric Surfaces

Michael F. Kuechel

doi:10.1364/OFT.2006.OFTuB5

Frontiers in Optics
OSA Technical Digest (CD) (Optica Publishing Group, 2006),
paper OFTuB5
•https://doi.org/10.1364/OFT.2006.OFTuB5

Absolute Measurement of Rotationally Symmetrical Aspheric Surfaces

Michael F. Kuechel

Optical Fabrication and Testing 2006

Rochester, New York United States
9–11 October 2006
ISBN: 1-55752-818-7

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Absolute Testing of Aspheres (OFTuB)

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M. F. Kuechel, "Absolute Measurement of Rotationally Symmetrical Aspheric Surfaces," in Frontiers in Optics, OSA Technical Digest (CD) (Optica Publishing Group, 2006), paper OFTuB5.

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Abstract

The surface is scanned along its symmetry axis in a Fizeau cavity with spherical reference surface. The coordinates x,y,z at the (moving) zone of normal incidence are derived from simultaneous phase-measurements at the apex and zone.

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