Manufacture of contact lens of maltiple focus
专利汇可以提供Manufacture of contact lens of maltiple focus专利检索，专利查询，专利分析的服务。并且PURPOSE: To manufacture a lens of maltiple focus, by adhering a protective film on a part of a spherical contact lens, finishing in a desired degree by polishing a part other than the one having the protective film and removing the protective film after that.
CONSTITUTION: The degree for short range sight of a wearer is measured beforehand, a contact lens 2 with a spherical prism of this degree for presbyopia is made to wear, and the layout of the short range sight part is made after confirmation of a stabilized position for wear. The contact lens 2 is removed, a protective film 3 having a form of the short range sight part is manufactured according to the layout and applied to a convex part of the contact lens 2. The contact lens 2 is polished by a sponge 5 soaked with abrasive. With this polishing, the degree of a part of the contact lense other than the one covered with the protective film is corrected and the contact lens of multiple focus can be manufactured.
COPYRIGHT: (C)1983,JPO&Japio，下面是Manufacture of contact lens of maltiple focus专利的具体信息内容。
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