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Features:

100% tested; each pieces is supplied with an interferogram
High-efficiency broadband coating averages 96% reflectivity.
Made from precision annealed Pyrex.

Protostar large Pyrex secondary mirrors are supplied with interferometric test reports, and are 0.1 p-v surface flatness or better (measured at 650 nm wavelength, and evaluated edge-to-edge.) Surface polish is rated at 40-20 scratch/dig. Made in the U.S.A.

Note: Smaller secondary mirror sizes are available as ULS Quartz secondary mirrors.

Attention O.E.M.s
Large volume and custom sized flats available. Contact us for details on minimum quantities and pricing.

See also...
our ULS Quartz secondary mirrors.

Prices

Part No.

Description

Price (US$)

For smaller sizes see ULS Quartz secondary mirrors.

PM-260

Pyrex secondary mirror; 2.60" minor axis (out of stock)

$165.00

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PM-310

Pyrex secondary mirror; 3.10" minor axis (out of stock)

$195.00

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Protostar P.O. Box 448 Worthington, Ohio 43085 U.S.A. 614-855-5341
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