On-axis parabolic mirrors offer 1% focal length

    April 16, 2025
    A line of on-axis parabolic mirrors is manufactured from fine-annealed Pyrex, with optional Zerodur and ULE.
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    (Image credit: Optical Surfaces)
    67be234110a28204de7a9904 Optical Surfaces

    A line of on-axis parabolic mirrors is manufactured from fine-annealed Pyrex, with optional Zerodur and ULE. The mirrors offer +0/-1 mm-diameter tolerance, 0/2-mm thickness tolerance, and 1% focal length. Surface accuracy is λ/10 p-v @ 633 nm across the CA for f#1 or slower with 60/40 surface quality. They are production-approved to ISO 9001-2015.

    Optical Surfaces

    Kenley, U.K.

    www.optisurf.com

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