Title:
CAMERA OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2021/127829
Kind Code:
A1
Abstract:
A camera optical lens (10), which comprises in order from an object side to an image side: a first lens (L1) that has a positive refractive power, a second lens (L2), a third lens (L3) that has a positive refractive power, a fourth lens (L4) that has a negative refractive power, a fifth lens (L5) that has a negative refractive power, a sixth lens (L6) that has a positive refractive power, and a seventh lens (L7) that has a negative refractive power, wherein the focal length of the camera optical lens (10) is f, the focal length of the first lens (L1) is f1, the on-axis thickness of the third lens (L3) is d5, the on-axis distance from the image side surface of the third lens (L3) to the object side surface of the fourth lens (L4) is d6, and the following relationships are satisfied: 2.00≤d5/d6≤7.00, and 2.00≤f1/f≤6.00. The camera optical lens (10) has a good optical performance of a large aperture, a wide angle and ultra-thinness.
More Like This:
| JP2017146496 | ILLUMINATION LIGHT SOURCE |
| JP6650068 | Imaging lens, imaging device and information terminal |
| JP5217832 | Lens system and optical device |
Inventors:
SI CONGFANG (CN)
Application Number:
PCT/CN2019/127359
Publication Date:
July 01, 2021
Filing Date:
December 23, 2019
Export Citation:
Assignee:
AAC OPTICS CHANGZHOU CO LTD (CN)
International Classes:
G02B13/00; G02B13/06; G02B13/08
Foreign References:
| CN109613679A | 2019-04-12 | |||
| CN110398822A | 2019-11-01 | |||
| CN208172361U | 2018-11-30 | |||
| CN110596869A | 2019-12-20 | |||
| CN110596858A | 2019-12-20 | |||
| JP2015072402A | 2015-04-16 |
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
Download PDF: