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04-25-2018

PLASTIC COMPOUND LENS FOR HEADLIGHT

PLASTIC COMPOUND LENS FOR HEADLIGHT (© European Patent Office)

Disclosed herein is a plastic compound lens for a headlight. The plastic compound lens includes a first lens part including a first light-incident surface and a first shaped surface and made of a first material, and a second lens part including an inside shaped surface and an outside convex-shaped surface and made of a second material. The second lens part extends to surround the first lens part. The first light-incident surface of the first lens part is formed as any one of plane, convex, concave, and aspherical surfaces, and an aspherical surface including an inflection point. The first shaped surface of the first lens part is formed as a surface of any one of concave, convex and aspherical lenses, and an aspherical lens including an inflection point. The inside shaped surface of the second lens part is formed to correspond to the first shaped surface of the first lens part.

Document: DE3312645A1
Click here for the full patent text at DEPATISnet [PDF]
Published patent application
Disclosure date: 04-28-2017
Publication date: 04-25-2018
Applicant: EUN HYUN SU, KR
Inventor: EUN HYUN-SU, KR


© European Patent Office. This information was obtained from the espacenet of the European Patent Office. There is no guarantee of its correctness or curency. For additional information, please use the research at espacenet. It is possible to determine the current legal and procedural status of patents and utility patents/models at http://worldwide.espacenet.com/ kfree of charge.

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