Invention Grant
- Patent Title: Imaging lens, imaging optical device, and digital equipment
- Patent Title (中): 成像镜头，成像光学设备和数字设备
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Application No.: US13637338Application Date: 2011-03-22
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Publication No.: US08917457B2Publication Date: 2014-12-23
- Inventor: Keiji Matsusaka , Hiroaki Tanaka , Eigo Sano
- Applicant: Keiji Matsusaka , Hiroaki Tanaka , Eigo Sano
- Applicant Address: JP Tokyo
- Assignee: Konica Minolta Advanced Layers, Inc.
- Current Assignee: Konica Minolta Advanced Layers, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Cozen O'Connor
- Priority: JP2010-073254 20100326; JP2010-075858 20100329
- International Application: PCT/JP2011/056737 WO 20110322
- International Announcement: WO2011/118554 WO 20110929
- Main IPC: G02B3/02
- IPC: G02B3/02 ; G02B9/62
Abstract:
An imaging lens system has, from an object side, at least one positive lens element convex to the object side, a negative lens element, and at least one lens element having an aspherical surface. The positive and negative lens elements are arranged next to each other. The formulae 0.1
Public/Granted literature
- US20130016278A1 Imaging Lens, Imaging Optical Device, and Digital Equipment Public/Granted day:2013-01-17
Information query
IPC分类:
| G | 物理 |
| G02 | 光学 |
| G02B | 光学元件、系统或仪器 |
| G02B3/00 | 简单或复合透镜 |
| G02B3/02 | .具有非球面的（G02B3/10优先） |
