US 12,481,114 B2
Camera module and optical lens thereof, optical lens sheet and fabrication method therefor, and method for assembling large wide-angle camera module
Kailun Zhou, Yuyao (CN); Bing Wu, Yuyao (CN); Meishan Guo, Yuyao (CN); Wei Li, Yuyao (CN); Wenbin Li, Yuyao (CN); Yu Huang, Yuyao (CN); and Yan Jin, Yuyao (CN)
Assigned to NINGBO SUNNY OPOTECH CO., LTD., Yuyao (CN)
Appl. No. 17/772,636
Filed by NINGBO SUNNY OPOTECH CO., LTD., Yuyao (CN)
PCT Filed Aug. 28, 2020, PCT No. PCT/CN2020/112263
§ 371(c)(1), (2) Date Apr. 28, 2022,
PCT Pub. No. WO2021/082705, PCT Pub. Date May 6, 2021.
Claims priority of application No. 201911037376.9 (CN), filed on Oct. 29, 2019; application No. 201911037398.5 (CN), filed on Oct. 29, 2019; and application No. 201911038254.1 (CN), filed on Oct. 29, 2019.
Prior Publication US 2022/0413250 A1, Dec. 29, 2022
Int. Cl. G02B 7/02 (2021.01); G03B 17/12 (2021.01)
CPC G02B 7/021 (2013.01) [G02B 7/023 (2013.01); G03B 17/12 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An optical lens, comprising a lens barrel, at least one first lens element unit and at least one second lens element unit, wherein the first lens element unit and the second lens element unit are disposed in the lens barrel, and the first lens element unit is a non- rotationally symmetrical lens element, wherein the optical lens is further provided with at least one notch, and wherein the notch is provided on the lens barrel, and the first lens element unit is marked by means of the notch, wherein the first lens element unit is directionally mounted in the lens barrel according to a position of the notch, so that a position and a shape of an imaging plane of the optical lens are determined by visually identifying the position of the notch.