Composite photochromic lenses

Details Composite photochromic lenses Composite photochromic lenses

1985-01-23

1986-04-08

Thibodeau, Paul J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

350354, 351163, 428913, B32B 2704, G02B 2700

Patent

active

045812888

ABSTRACT:
The instant invention is concerned with the production of essentially transparent glass/plastic composite articles. The articles consist of glass particles having water-free surfaces and dimensions of about 0.5-100 microns dispersed within a plastic matrix, the glass particles constituting up to 50% by weight of the articles and having a refractive index appropriate to or compatible with the plastic matrix.

REFERENCES:
patent: 4049567 (1977-09-01), Chu et al.
patent: 4168339 (1979-09-01), Kerko et al.
patent: 4300821 (1981-11-01), Mignen
patent: 4444939 (1984-04-01), Postle et al.

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