Patent · US Active

Headlight lens for a vehicle headlight

US10107466B2 · kind B2 · utility

1Cited by

6References

39Claims

0Family size

Assignee

DOCTER OPTICS SE · DE

Inventors

Dmitry Fedosik · Lippstadt, DE
Wolfram Wintzer · Jena, DE

Key dates

Filing date	Apr 27, 2017
Grant date	Oct 23, 2018
Priority date	—
Expiry date	Apr 27, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21W2102/19
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A headlight lens for a vehicle headlight, the headlight lens having a body of transparent material. The monolithic body includes a light passage section having at least one optically operative light exit face and a light tunnel having at least one optically operative light entry face. The light tunnel transits into the light passage section via a bend being curved in its longitudinal extension, wherein the light tunnel at the bend has a smaller cross section than the light passage section at the bend and wherein the light passage section is configured for imaging the bend as a bright-dark-boundary.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.