US 12,204,167 B2
Optical lens, camera module, and assembly method for the optical lens
Liefeng Chen, Zhejiang (CN); Zhewen Mei, Zhejiang (CN); Takehiko Tanaka, Zhejiang (CN); Xinxiang Sun, Zhejiang (CN); and Lin Liu, Zhejiang (CN)
Assigned to NINGBO SUNNY OPOTECH CO., LTD., Zhejiang (CN)
Appl. No. 17/426,878
Filed by Ningbo Sunny Opotech Co., Ltd., Zhejiang (CN)
PCT Filed Jan. 3, 2020, PCT No. PCT/CN2020/070206
§ 371(c)(1), (2) Date Jul. 29, 2021,
PCT Pub. No. WO2020/156027, PCT Pub. Date Aug. 6, 2020.
Claims priority of application No. 201910108672.7 (CN), filed on Feb. 3, 2019; and application No. 201920187715.0 (CN), filed on Feb. 3, 2019.
Prior Publication US 2022/0107480 A1, Apr. 7, 2022
Int. Cl. G02B 7/02 (2021.01); G03B 17/12 (2021.01); H04N 23/55 (2023.01)
CPC G02B 7/025 (2013.01) [G02B 7/021 (2013.01); G03B 17/12 (2013.01); H04N 23/55 (2023.01)] 17 Claims
OG exemplary drawing
 
1. Optical lenses comprising:
a first lenses part including at least one first lens;
a second lenses part including at least one second lens, wherein the at least one second lens together with the at least one first lens constitute an imaging optical system; and
a first adhesive material located in a first gap between the first lenses part and the second lenses part, and adapted for supporting and fixing the first lenses part and the second lenses part after being cured;
wherein, the first lenses part has a first bottom surface, and the second lenses part has a second top surface, and an adhesive applying area for arranging the first adhesive material is provided on the first bottom surface or the second top surface;
a first adhesive blocking portion is provided on the first bottom surface, or a third adhesive blocking portion is provided on the second top surface; and
the first adhesive blocking portion is a groove or a boss, and the third adhesive blocking portion is a groove or a boss, and in case that the first adhesive blocking portion is a groove, the width of the first adhesive blocking portion is 0.01-0.3 mm, and the depth of the first adhesive blocking portion is 0.02-0.1 mm.