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Title:
OPTICAL SYSTEM AND CAMERA MODULE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/145990
Kind Code:
A1
Abstract:
A vehicle optical system disclosed in an embodiment of the present invention may comprise a first lens, a second lens, a third lens, and a fourth lens arranged along an optical axis and stacked in that order in a direction from an object side to a sensor side, wherein the first lens includes an object-side first surface and a sensor-side second surface on the optical axis, the second lens includes an object-side third surface and a sensor-side fourth surface, the third lens includes an object-side fifth surface and a sensor-side sixth surface, the fourth lens includes an object-side seventh surface and a sensor-side eighth surface, the first lens has negative refractive power, the third lens has positive refractive power, the fourth lens has negative refractive power, the first lens and the fourth lens each comprise a plastic material, and the third lens comprises a glass material.

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Inventors:
SON CHANG GYUN (KR)
Application Number:
PCT/KR2021/020081
Publication Date:
July 07, 2022
Filing Date:
December 28, 2021
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B13/00; G02B1/02; G02B1/04; G02B3/00; G02B3/04; G02B7/02; G02B9/34; G03B17/12; H04N5/225
Domestic Patent References:
WO2016140526A12016-09-09
Foreign References:
US20180011289A12018-01-11
US20150227021A12015-08-13
KR20160058651A2016-05-25
KR101356401B12014-01-29
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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