Hardric added diamond turning capability in 1992.  We have manufactured a variety of polygons, monogons and flat mirrors, including screw head mirrors for a variety of commercial and defense applications.

We diamond fly cut and diamond turn flat surfaces as follows:

Substrate Materials:

Electroless nickel coated Beryllium

Electroless nickel coated Aluminum-Beryllium

Aluminum

Brass

Copper

Flatness:  Typically 1/4 wave with smaller surfaces to less than 1/10 wave.

Angular Tolerances:  +/- 2 arc sec

Surface Finish:  50 Angstroms RMS with post diamond turned polishing capabilities on all substrates except bare aluminum.

Size:   Surfaces as large as 10 inches in diameter can be diamond fly cut.   Surfaces up to 18 in. in diameter can be diamond turned.

P.O. Box 129                        Phone: 978-251-1702

N Chelmsford, MA 01863        Fax: 978-251-1724

E-Mail: Hardric@hardric.com

Copyright 1999 by Hardric Laboratories, Inc.   All rights reserved.

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Revised: 10/04/07