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Patent Searching and Data


Title:
OPTICAL SYSTEM AND CAMERA MODULE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/035213
Kind Code:
A1
Abstract:
An optical system for a vehicle, disclosed in an embodiment of the invention, is characterized in that a first lens to a fourth lens are sequentially stacked along an optical axis in the direction from an object side to an image side, and an aperture is arranged on the outer circumference between the second lens and the third lens, wherein the first lens includes an object side first surface and an image side second surface, the second lens includes an object side third surface and an image side fourth surface, the third lens includes an object side fifth surface and an image side sixth surface, the object side fifth surface and the image side sixth surface of the third lens, which is arranged on the image side with respect to the aperture, protrude from the optical axis, the first surface of the first lens protrudes toward the object side on the optical axis, the third lens has positive refractive power, and any one of the first lens to the fourth lens can be made of glass, and at least one of the other lenses can be made of plastic.

Inventors:
JUNG JAE WOOK (KR)
Application Number:
PCT/KR2021/010643
Publication Date:
February 17, 2022
Filing Date:
August 11, 2021
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B1/04; G02B9/34; G02B3/00; H04N5/225
Foreign References:
KR20180088191A2018-08-03
JP2005351972A2005-12-22
KR20130054007A2013-05-24
JPH09258098A1997-10-03
JP2020106682A2020-07-09
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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