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1. 发明授权

US06913356B2 Method for fitting a holding block to a semifinished ophthalmic lens blank 有权
标题翻译：将保持块装配到半成品眼镜片坯料的方法
公开(公告)号：US06913356B2
公开(公告)日：2005-07-05
申请号：US10372179
申请日：2003-02-25
申请人： Jean-François Belly , Bruno Fauquier , Eric Comte
发明人： Jean-François Belly , Bruno Fauquier , Eric Comte
IPC分类号： G02C7/02 , B24B13/005
CPC分类号： B24B13/0052
摘要： A method of fitting a holding block to a semifinished ophthalmic lens blank intended to have a predetermined prism, which method includes the following steps: positioning the blank on a fixed base so that the finished face of the blank bears conjointly on a plurality of bearing points of the base, defining an orientation of the holding block, orienting the holding block in the defined manner, and fixing the holding block to the finished face, the step of defining the orientation of the holding block including the following steps: taking account of the three-dimensional shape of the finished face and the position of the bearing points, deducing therefrom the orientation of the finished face, taking account of a predetermined prism, and deducing from the orientation of the finished face and the predetermined prism the orientation of the holding block.
摘要翻译：一种将保持块装配到预定棱镜的半成品眼镜镜片坯料上的方法，该方法包括以下步骤：将坯料定位在固定的基座上，使得坯件的成品面在多个轴承点上共同连接限定所述保持块的方向，以所述限定方式定位所述保持块，以及将所述保持块固定到所述成品表面;确定所述保持块的取向的步骤包括以下步骤：考虑到成品表面的三维形状和轴承点的位置，从其中推断出成品表面的取向，考虑到预定的棱镜，并从成品表面和预定棱镜的取向推导出保持的方向块。

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