OPTICAL LENS, MANUFACTURING METHOD OF OPTICAL LENS, AND CAMERA MODULE

WIPO Patent Application WO/2021/043079

A1

An optical lens (1) comprises a first lens (100) and a lens assembly (110). The first lens (100) comprises a first optical zone (101) and a first structural zone (102) surrounding the first optical zone (101). The first structural zone (102) comprises a height measurement zone (103) not coated with an antireflection film. The lens assembly (110) comprises a lens tube (104) and at least one second lens (105) provided inside the lens tube (104). The at least one second lens (105) comprises a second optical zone (106) and a second structural zone (107) surrounding the second optical zone (106). The first structural zone (102) is connected to an end surface (109) of the lens tube (104) close to the first lens (100) or the second structural zone (107) of the second lens (105) closest to the first lens (100). Also disclosed are a manufacturing method of the optical lens (1) and a camera module.

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JP4148559	Lens positioning structure
JP2014155063	CHART FOR RESOLUTION MEASUREMENT, RESOLUTION MEASUREMENT METHOD, POSITIONAL ADJUSTMENT METHOD FOR CAMERA MODULE, AND CAMERA MODULE MANUFACTURING METHOD

MEI ZHEWEN (CN)
PEI HAIPENG (CN)
TANAKA TAKEHIKO (CN)
LIN RENKANG (CN)
LI HUI (CN)
WANG LEI (CN)

PCT/CN2020/112055

March 11, 2021

August 28, 2020

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NINGBO SUNNY OPOTECH CO LTD (CN)

G02B7/02; G02B1/11; H04N5/225

CN210666151U	2020-06-02
CN208432776U	2019-01-25
JP2004030770A	2004-01-29
JP2003294915A	2003-10-15
CN110109226A	2019-08-09
CN105445888A	2016-03-30

See also references of EP 4009089A4

SEA INTELLECTUAL PROPERTY LAW FIRM (CN)

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