专利名称：Opthalmic lens for use in the correction of
astigmatism
发明人：Gunther Guilino,Herbert Pfeiffer,Helmut
Altheimer
申请号：US07/327801申请日：190518公开号：US05061058A公开日：19911029
摘要：An ophthalmic lens for use in the correction of astigmation, wherein in order toreduce the critical thickness and/or the variation of the edge thickness along thecircumference of the lens, the refractive index changes at least along the critical mainsection in such a manner that at least part of the cylindrical correction is attained by therefractive index variation.
申请人：OPTISCHE WERKE G. RODENSTOCK
代理机构：Antonelli, Terry & Stout & Kraus
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