Invention Grant
- Patent Title: Wide angle zoom lens
- Patent Title (中): 广角变焦镜头
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Application No.: US12628387Application Date: 2009-12-01
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Publication No.: US08259397B2Publication Date: 2012-09-04
- Inventor: Chang-han Kim
- Applicant: Chang-han Kim
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: Drinker Biddle & Reath LLP
- Priority: KR10-2008-0121275 20081202
- Main IPC: G02B15/14
- IPC: G02B15/14

Abstract:
A wide angle zoom lens system in a three lens group N-P-P configuration wherein the first lens group, the second lens group, and the third lens group are arranged in an order from an object side to an image side, and wherein, when variable power operation is performed from a wide angle to a telephoto position, the distance between the first lens group and the second lens group is reduced, and the second lens group is moved toward the object side, and the distance between the second lens group and the third lens group is increased, and wherein the zoom lens has a large view angle at the wide angle position.
Public/Granted literature
- US20100134899A1 WIDE ANGLE ZOOM LENS Public/Granted day:2010-06-03
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