发明名称 PROGRESSIVE READING AND INTERMEDIATE DISTANCE LENS DEFINED BY EMPLOYMENT OF A ZERNIKE EXPANSION
摘要 There is provided a lens that includes a corridor having a width greater than or equal to about 6 millimeters. The lens has astigmatism less than or equal to about 0.5 diopter within the corridor. There is also provided an item of eyewear that includes such a lens, and a method for representing a surface of an ophthalmic lens.
申请公布号 US2013141691(A1) 申请公布日期 2013.06.06
申请号 US201313749072 申请日期 2013.01.24
申请人 LYTLE JOHN D.;VISIONWARE LLC 发明人 LYTLE JOHN D.
分类号 G02C7/06 主分类号 G02C7/06
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