发明申请
US20180329229A1 MULTIFOCAL LENS DESIGN AND METHOD FOR PREVENTING AND/OR SLOWING MYOPIA PROGRESSION
审中-公开
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基本信息:
- 专利标题: MULTIFOCAL LENS DESIGN AND METHOD FOR PREVENTING AND/OR SLOWING MYOPIA PROGRESSION
- 申请号:US16043574 申请日:2018-07-24
- 公开(公告)号:US20180329229A1 公开(公告)日:2018-11-15
- 发明人: Noel A. Brennan , Khaled A. Chehab , Xu Cheng , Kurt John Moody , Xin Wei
- 申请人: Johnson & Johnson Vision Care, Inc.
- 主分类号: G02C7/06
- IPC分类号: G02C7/06 ; G02C7/04 ; A61F2/14 ; A61F2/16
摘要:
Contact lenses incorporate multifocal power profiles that at least one of slow, retard or preventing myopia progression. The lens includes a first zone at a center of the ophthalmic lens and at least one peripheral zone surrounding the first zone. The at least one peripheral zone has a different width and dioptric power than the first zone. The first zone and at least one peripheral zone are stepped or discontinuous. The multifocal power profile has substantially equivalent foveal vision correction to a single vision lens and has a depth of focus and reduced retinal image quality sensitivity that slows, retards, or prevents myopia progression.