Invention Grant
US09315669B2 Method for making UV-absorbing ophthalmic lenses 有权
制造紫外线吸收眼科镜片的方法

Method for making UV-absorbing ophthalmic lenses
Abstract:
Described herein is a method for producing UV-absorbing silicone hydrogel contact lenses, which is free or substantially free of internal stress and also is capable of blocking ultra-violet (“UV”) radiation and optionally (but preferably) violet radiation with wavelengths from 381 nm to 440 nm, according to a photocuring technology, preferably according to the Lightstream Technology™. This invention also provides UV-absorbing contact lenses made according to a method of the invention.
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