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US4795461A UV absorbing lens material 失效
紫外线吸收透镜材料

UV absorbing lens material
摘要:
The invention is concerned with a UV absorbing plastics material to be used in intraocular lenses, said material having been produced by means of incorporating in the plastics monomer mixture, prior to the polymerization thereof, a combination of chromophores selected from two groups of substances.
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