Brown contrast enhancement glass

Details Brown contrast enhancement glass Brown contrast enhancement glass

1994-05-10

1995-08-29

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 66, 501 67, 501 69, C03C 3085, C03C 3091, C03C 3095

Patent

active

054460077

ABSTRACT:
A brown chemstrengthenable contrast enhancement, UV attenuated glass (e.g., for sunglasses) comprises, in weight percent,

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ANSI.RTM. Z80.3-1986 (Revision of ANSI Z80.3-1977), "American National Standard for Ophthalmics--Nonprescription Sunglasses and Fashion Eyewear--Requirements" (1986), pp. 7-22.

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