Title:
PHOTOGRAPHING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/103862
Kind Code:
A1
Abstract:
A photographing device, comprising a first photographing module and a second photographing module. The second photographing module is an off-axis triple-lens reflex photographing module. The equivalent focal length, f1, of the first photographing module and the equivalent focal length, f2, of the second photographing module satisfy: f2/f1 > 20, and the equivalent focal length, f2, of the second photographing module satisfies 401 mm < f2 < 411 mm.
Inventors:
DAI FUJIAN (CN)
ZHANG KAIYUAN (CN)
ZHAO LIEFENG (CN)
ZHANG KAIYUAN (CN)
ZHAO LIEFENG (CN)
Application Number:
PCT/CN2020/122621
Publication Date:
June 03, 2021
Filing Date:
October 22, 2020
Export Citation:
Assignee:
ZHEJIANG SUNNY OPTICAL CO LTD (CN)
International Classes:
G02B13/00; G02B13/18; G02B17/00; G02B17/06
Foreign References:
| CN110794557A | 2020-02-14 | |||
| CN211123452U | 2020-07-28 | |||
| JP2004085725A | 2004-03-18 | |||
| CN108254859A | 2018-07-06 | |||
| CN110031957A | 2019-07-19 | |||
| JP2008309838A | 2008-12-25 | |||
| JP2007052366A | 2007-03-01 | |||
| CN102590993A | 2012-07-18 | |||
| CN208506350U | 2019-02-15 |
Attorney, Agent or Firm:
SEA INTELLECTUAL PROPERTY LAW FIRM (CN)
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