发明名称 |
SHAPED NON-CORRECTIVE EYEWEAR LENSES AND METHODS FOR PROVIDING SAME |
摘要 |
<p>The disclosure relates to shaped ophthalmic lenses and methods for providing such lenses, including non-powered lenses having non-quadratic surfaces of complementary curvature. Such lenses may have a curvature maximum away from an axis of symmetry and a substantially constant wall thickness. Equations describing and methods of designing such lenses are disclosed including embodiments where two spheres of substantially different curvature are merged in accordance with a weighting function, and adjusted using merit functions.</p> |
申请公布号 |
EP1697785(A2) |
申请公布日期 |
2006.09.06 |
申请号 |
EP20040812985 |
申请日期 |
2004.12.02 |
申请人 |
SOLA INTERNATIONAL HOLDINGS LIMITED |
发明人 |
PERROTT, COLIN;STOCKMAN, KYM ANSLEY;MILLER, ANTHONY, DENNIS |
分类号 |
G02C7/02 |
主分类号 |
G02C7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|