Invention Grant
- Patent Title: Camera lens group
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Application No.: US17317848Application Date: 2021-05-11
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Publication No.: US12055697B2Publication Date: 2024-08-06
- Inventor: Yabin Hu , Jian Zhang , Liefeng Zhao , Fujian Dai
- Applicant: ZHEJIANG SUNNY OPTICS CO.,LTD.
- Applicant Address: CN Zhejiang
- Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.
- Current Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.
- Current Assignee Address: CN Ningbo
- Agent Samson G. Yu
- Priority: CN 2010472051.X 2020.05.29
- Main IPC: G02B15/14
- IPC: G02B15/14 ; G02B13/00 ; G02B27/00

Abstract:
The disclosure provides a camera lens group, which sequentially includes, from an object side to an image side along an optical axis: a first lens group with a positive refractive power, sequentially including, along the optical axis, a first lens, a second lens and a third lens with refractive power respectively; and a second lens group with a negative refractive power, sequentially including, the optical axis, a fourth lens, a fifth lens, a sixth lens and a seventh lens with refractive power respectively, wherein a total effective focal length f of the camera lens group and an entrance pupil diameter (EPD) of the camera lens group meet f/EPD
Public/Granted literature
- US20210373300A1 Camera Lens Group Public/Granted day:2021-12-02
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