The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 12, 2019

Filed:

Mar. 19, 2018
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Takashi Matsuda, Osaka, JP;

Masahiro Kasano, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 41/26 (2018.01); F21S 41/143 (2018.01); F21S 41/275 (2018.01); F21Y 115/10 (2016.01); F21Y 115/20 (2016.01);
U.S. Cl.
CPC ...
F21S 41/26 (2018.01); F21S 41/143 (2018.01); F21S 41/275 (2018.01); F21Y 2115/10 (2016.08); F21Y 2115/20 (2016.08);
Abstract

A small and thin lighting device with high efficiency and good design and a headlight for a vehicle. A lighting device includes a first lens taking light generated by a light emitting device and emitting the light, and a second lens taking an emitted light from the first lens and emitting the light, in which the second lens is an anamorphic lens in which curvatures are different in a vertical direction and a right and left direction and a center of a lens surface in the vertical direction of the second lens is positioned in an upper direction with respect to an optical axis of the first lens. A headlight for a vehicle including the plural lighting devices is forming a low beam light distribution by superimposing lights from respective lighting devices for irradiation of the center, right and left in a horizontal direction respectively.


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