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Title:
IMAGING OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2021/114249
Kind Code:
A1
Abstract:
The present invention relates to the field of optical lenses, and discloses an imaging optical lens, which sequentially comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens from an object side to an image side; the focal length of the imaging optical lens is f, the focal length of the first lens is f1, the focal length of the second lens is f2, the refractive index of the eighth lens is n8, and the following relationship is satisfied: 3.50≤f1/f≤6.50; f2≤0; and 1.55≤n8≤1.70. The imaging optical lens of the present invention has large aperture, wide angle and ultrathin as well as other good optical performance.

Inventors:
CHEN JIA (CN)
Application Number:
PCT/CN2019/125237
Publication Date:
June 17, 2021
Filing Date:
December 13, 2019
Export Citation:
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Assignee:
AAC OPTICS CHANGZHOU CO LTD (CN)
International Classes:
G02B13/00; G02B9/64; G02B11/34; G02B13/06; G02B13/18
Foreign References:
CN108681040A2018-10-19
CN110412749A2019-11-05
CN207833090U2018-09-07
CN107643586A2018-01-30
CN109541781A2019-03-29
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
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