Title:
LENS ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2024/095915
Kind Code:
A1
Abstract:
This lens assembly (10) is disposed between an object to be irradiated with light from a light source and an image-forming object. The lens assembly is configured so that a surface thereof facing the object to be irradiated and a surface thereof facing the image-forming object are open. The lens assembly (10) is provided with: a plurality of glass lenses (11) formed in a column shape, each having a first main surface (11a) comprising a flat surface facing the object to be irradiated, a second main surface (11b) comprising a flat surface facing the image-forming object, and a side surface (11c) connecting the first main surface (11a) and the second main surface (11b); adhesive members (14) that bond the adjacent side surfaces (11c) of the plurality of glass lenses (11) to each other; and a protective film (15) that covers at least one of the first main surface (11a) and the second main surface (11b).
Inventors:
KATO HIROAKI (JP)
KOYO MIZUHO (JP)
MORIYAMA KAZUTO (JP)
MITANI KAZUISHI (JP)
KOYO MIZUHO (JP)
MORIYAMA KAZUTO (JP)
MITANI KAZUISHI (JP)
Application Number:
PCT/JP2023/038865
Publication Date:
May 10, 2024
Filing Date:
October 27, 2023
Export Citation:
Assignee:
NIPPON SHEET GLASS CO LTD (JP)
International Classes:
G02B3/00; G01N21/84
Foreign References:
| JP2004054251A | 2004-02-19 | |||
| JP2016133704A | 2016-07-25 | |||
| JPH0229602A | 1990-01-31 | |||
| JPH11292568A | 1999-10-26 | |||
| JP2001356207A | 2001-12-26 | |||
| JP2014092632A | 2014-05-19 | |||
| JP2005321686A | 2005-11-17 | |||
| US20200189951A1 | 2020-06-18 |
Attorney, Agent or Firm:
R&C IP LAW FIRM (JP)
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