发明名称 CUSTOMIZED PROGRESSIVE ADDITION LENSES
摘要 The invention provides progressive addition lenses designed for uses in whic h a large region of intermediate refractive power is desirable. The enlarged intermediate region is provided without partial or complete elimination of t he distance vision zone.
申请公布号 CA2404724(A1) 申请公布日期 2001.10.04
申请号 CA20012404724 申请日期 2001.03.23
申请人 JOHNSON & JOHNSON VISION CARE, INC. 发明人 KATZMAN, DANIEL;MENEZES, EDGAR;KOKONASKI, WILLIAM;GUPTA, AMITAVA
分类号 G02C7/06;G02C7/02;(IPC1-7):G02C7/06;G02C7/00 主分类号 G02C7/06
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