A progressive ophthalmic lens element including a lens surface having an upper viewing zone having a surface to achieve a refracting power corresponding to distance vision, a lower viewing zone having a greater surface power than the upper viewing zone to achieve a refracting power corresponding to near vision, and an intermediate zon extending across the lens element having a surface power varying from that of the upper viewing zone to that of the lower viewing zone and including a corridor of relatively low surface astigmatism, the progressive ophthalmic lens element including progressive design elements selected to reduce myopia progression.
申请公布号
DE69906030(T2)
申请公布日期
2003.11.20
申请号
DE1999606030T
申请日期
1999.04.26
申请人
SOLA INTERNATIONAL HOLDINGS, LTD.
发明人
KRIS, JACK;EDWARDS, JOHN;FISHER, WARREN;PAVY, JOHN;VARNAS, RAYMOND