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摘要
Optical lenses and methods of preparing the same, in which an active material encapsulated in resin capsules is impregnated in said lens, adjacent an optical surface thereof. The active material may be a coloring material for producing a printed color pattern in the iris or other areas of the lens, or it may be a therapeutic agent.
申请公布号
DE69010932(D1)
申请公布日期
1994.09.01
申请号
DE1990610932
申请日期
1990.02.14
申请人
PILKINGTON BARNES HIND, INC., SUNNYVALE, CALIF., US
发明人
THAKRAR, ASHOK R., SAN JOSE, CALIFORNIA 95148,, US;OVERMYER, BRADLEY K., COLUMBUS, OHIO 43228, US