Neutral, ultraviolet absoring, fixed tint lenses

Details Neutral, ultraviolet absoring, fixed tint lenses Neutral, ultraviolet absoring, fixed tint lenses

1992-11-27

1993-10-26

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 66, 501 67, 501 71, 501905, C03C 3089, C03C 408

Patent

active

052566072

ABSTRACT:
A transparent glass which, at a thickness of 2 mm, does not transmit more than about 1% of ultraviolet radiation at a wavelength of 380 nm and exhibits a neutral gray, fixed tint bounded by apices A, B, C, D, A of the drawing, a purity no higher than 6, and a luminous transmittance between 10-16, said glass having a composition consisting essentially, expressed in terms of weight percent on the oxide basis, of

REFERENCES:
patent: 2688561 (1954-09-01), Armistead
patent: 3010836 (1961-11-01), Upton et al.
patent: 3790260 (1974-02-01), Boyd et al.
patent: 4565791 (1986-01-01), Boudot et al.
patent: 4768859 (1988-09-01), Kasori et al.
patent: 4824806 (1989-04-01), Yokoi et al.

Affiliated with

Also associated with

Rating

Neutral, ultraviolet absoring, fixed tint lenses does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Neutral, ultraviolet absoring, fixed tint lenses, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Neutral, ultraviolet absoring, fixed tint lenses will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-959220