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Diffractive lenses and related intraocular lenses for presbyopia treatment
专利权人:
AMO Groningen B.V.
发明人:
Weeber, Hendrik A.,Rosen, Robert
申请号:
AU2018292024
公开号:
AU2018292024A1
申请日:
2018.06.27
申请国别(地区):
AU
年份:
2020
代理人:
摘要:
Apparatuses, systems and methods for providing improved ophthalmic lenses, particularly intraocular lenses (lOLs), include features for reducing dysphotopsia effects, such as straylight, haloes and glare, in diffractive lenses. Exemplary ophthalmic lenses can include a diffractive profile (600) that distributes light among a near focal length, a far focal length, and one or more intermediate focal length. The diffractive profile provides for minimized or zero step heights between one or more pairs of diffractive zones (606, 608) for reducing visual artifacts.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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