Title:
LENS, THREE-DIMENSIONAL IMAGING MODULE, APPARATUS, METHOD, DEVICE AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/253149
Kind Code:
A1
Abstract:
Disclosed is a lens (10), comprising a lens element (110) which comprises a first sub-lens (111) and at least two second sub-lenses (112). The second sub-lens (112) has a non-rotationally symmetrical structure, the first sub-lens (111) comprises a first active clear portion (1111), and the second sub-lens (112) comprises a second active clear portion (1121), wherein the second active clear portions (1121) of any two second sub-lenses (112) are rotationally symmetrical with respect to an incident axis (101); the first active clear portion (1111) is configured for an incident beam to pass therethrough so as to form a first image (105) on an image side of the lens (10); and the second active clear portion (1121) is configured for the incident beam to pass therethrough so as to form a second image (106) on the image side of the lens (10), the number of second images being the same number as the number of second active clear portions (1121), and the first image (105) and each second image (106) being spaced apart from each other.
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Inventors:
LU JIAN (CN)
TANG PAN (CN)
CHEN LEI (CN)
TANG PAN (CN)
CHEN LEI (CN)
Application Number:
PCT/CN2020/096040
Publication Date:
December 23, 2021
Filing Date:
June 15, 2020
Export Citation:
Assignee:
GUANGDONG LAUNCA MEDICAL DEVICE TECH CO LTD (CN)
International Classes:
H04N13/207; G02B13/00; G03B35/08
Foreign References:
| CN111787301A | 2020-10-16 | |||
| US20070188601A1 | 2007-08-16 | |||
| CN111238494A | 2020-06-05 | |||
| US20160360186A1 | 2016-12-08 | |||
| CN110969593A | 2020-04-07 | |||
| CN203606623U | 2014-05-21 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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