Ophthalmic lens having an extended depth of focus

• 收藏
• 分享

专利权人:

Novartis AG

发明人:

Milanovic, Zoran,Wei, Xin,Hong, Xin

申请号：

AU2017225591

公开号：

AU2017225591A1

申请日:

2017.02.15

申请国别(地区):

AU

年份:

2018

代理人:

摘要：

In certain embodiments, an ophthalmic lens (100) includes an optic (102) having an anterior surface (14), a posterior surface (106), and an optical axis (108). At least one of the anterior surface and the posterior surface includes a first zone (112) extending from the optical axis to a first radial boundary and a second zone (114) extending from the first radial boundary to the edge of the optic. The first zone includes an inner region (116) and an outer region (118) separated by a phase shift feature (120), the phase shift comprising a ridge extending outwardly from the inner region and the outer region.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/