发明名称 METHOD FOR PRODUCING PRECISELY FITTED CONTACT LENSES
摘要 Apparatus and method for producing contact lenses precisely fitted to the eye including the steps of preparing a phtographic profile of the anterior surface of the eye from the axis thereof radially outwardly to or past the limbal area, the photographic profile having a known, exacting proportional size relationship to the eye; enlarging the photographic profile by a predetermined, precise degree; superimposing upon the enlarged profile any desired, corrective radius to produce a composite curve; preparing a template in precise conformity with the composite curve; and generating anterior and posterior surfaces on a contact lens by use of the template, the posterior surface of the contact lens being fitted to any degree of precision desired to the anterior surface of the eye to which it is to be applied.
申请公布号 US3756702(A) 申请公布日期 1973.09.04
申请号 US19710191081 申请日期 1971.10.20
申请人 TRACHTMAN E,US 发明人 TRACHTMAN E,US
分类号 A61B3/107;B24B13/00;B24B13/06;B24B17/02;(IPC1-7):A61B5/10 主分类号 A61B3/107
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