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Patent Searching and Data


Title:
LIGHT-SHIELDING MEMBER, LENS UNIT, CAMERA MODULE, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/015133
Kind Code:
A1
Abstract:
This light-shielding member is formed from a ring-shaped metal base material, and comprises: a front face; a back face on the opposite side from the front face; and an outer peripheral end face, on the outer peripheral edge of the light-shielding member, that connects the front face and the back face. In a cross-section along a plane orthogonal to the front face, the outer peripheral end surface has an apex part that protrudes further outward than the rest of the outer peripheral end face in the radial direction of the light-shielding member.

Inventors:
NISHITSUJI KIYOAKI (JP)
SHIMAMURA SHINICHI (JP)
AIZAWA HIROYASU (JP)
Application Number:
PCT/JP2020/027895
Publication Date:
January 28, 2021
Filing Date:
July 17, 2020
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
G03B9/02; G02B5/00; G02B7/02
Foreign References:
JP2017015815A2017-01-19
JP2006072151A2006-03-16
JP2006079073A2006-03-23
JP2020140130A2020-09-03
JP2020030387A2020-02-27
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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