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Patent Searching and Data


Title:
CAMERA LENS
Document Type and Number:
WIPO Patent Application WO/2019/210676
Kind Code:
A1
Abstract:
Provided is a camera lens; said camera lens comprises, along the optical axis in sequence from an object side to an image side: a first lens (L1), a second lens (L2), a stop (STO), a third lens (L3), a fourth lens (L4), a fifth lens (L5), and a sixth lens (L6). the first lens (L1) has a negative focal power, the second lens (L2) has a negative focal power, the third lens (L3) has a focal power; the fourth lens (L4) has a positive focal power; the fifth lens (L5) has a positive focal power; the sixth lens (L6) has a focal power, and the image side surface of the lens is a convex surface near the axis; in a glass-made lens between the stop (STO) and the image side, the lens closest to the stop (STO) has a positive focal power, and the total effective focal length f of the camera lens and the entrance pupil diameter (EPD) of the camera lens satisfy f/EPD < 2.

Inventors:
JIA, Yuanlin (No. 66-68 Shunyu Road, Yuyao Ningbo City, Zhejiang 0, 315400, CN)
XU, Wuchao (No. 66-68 Shunyu Road, Yuyao Ningbo City, Zhejiang 0, 315400, CN)
Application Number:
CN2018/116307
Publication Date:
November 07, 2019
Filing Date:
November 20, 2018
Export Citation:
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Assignee:
ZHEJIANG SUNNY OPTICAL CO., LTD (No. 66-68 Shunyu Road, Yuyao Ningbo City, Zhejiang 0, 315400, CN)
International Classes:
G02B13/00; G02B1/00; G02B13/06; G02B13/18
Foreign References:
CN108398767A2018-08-14
CN208399789U2019-01-18
CN107132643A2017-09-05
CN107577034A2018-01-12
CN204215090U2015-03-18
US8248715B22012-08-21
Attorney, Agent or Firm:
INSIGHT INTELLECTUAL PROPERTY LIMITED (19 A, Tower A InDo Building,No. 48A Zhichun Road, Haidian District, Beijing 8, 100098, CN)
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