Photochromic glasses which darken to a pink hue

Details Photochromic glasses which darken to a pink hue Photochromic glasses which darken to a pink hue

1993-07-26

1994-04-05

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 32, 501 55, 501 56, 501 67, 501 69, 501 70, 501 72, 501905, C03C 406, C03C 3076, C03C 3093, C03C 311

Patent

active

053004655

ABSTRACT:
A transparent photochromic glass displaying a pink hue in the darkened state which, in bodies of 2 mm cross section, will exhibit the following optical properties:

REFERENCES:
patent: 4374931 (1983-02-01), Courbin et al.
patent: 4549894 (1985-10-01), Araujo et al.
patent: 4608349 (1986-08-01), Kerko et al.
patent: 4757034 (1988-07-01), Prassas
patent: 5244845 (1993-09-01), Kerko et al.

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