H.L. CLAUSING INC.: Beral Definition

H. L. CLAUSING INC.

OPTICAL COATINGS

8038 N. Monticello Ave.
Skokie, Illinois 60076-3438
Phone: (847) 676-0330
Fax: (847) 676-2930
E-Mail


BERAL™


Beral™ is a hard metalic coating for front surface mirrors. Its reflective properties are quite similar to those of Aluminum. The average reflectance is 91% in the visible spectrum. Beral™ is much harder than pure Aluminum and can be easily cleaned and maintained. Beral™ was developed exclusively by H. L. Clausing Inc. for use on astronomical telescope mirrors.

Typical uses for Beral™ are:


Last Modified on January 26, 2008