发明名称 |
METHOD FOR PROVIDING DUAL SURFACE PROGRESSIVE ADDITION LENS SERIES |
摘要 |
Designing spectacle lens blanks for a dual-surface progressive addition lens (PAL) comprising determining a prescription range from a first set of first designs to produce a second set of first designs satisfying the prescription range, determining a common surface using the second set of first designs, and using the common surface to produce a set of second designs satisfying the prescription range.
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申请公布号 |
US2009168015(A1) |
申请公布日期 |
2009.07.02 |
申请号 |
US20060993146 |
申请日期 |
2006.06.19 |
申请人 |
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE) |
发明人 |
WOOLEY C. BENJAMIN;GERLIGAND PIERRE;WANG JING;SASTRY SHYAMY;MERRITT JAMES S. |
分类号 |
G02C7/06 |
主分类号 |
G02C7/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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