Patent · US Active

Lighting device for a vehicle

US11566765B2 · kind B2 · utility

0Cited by

1References

22Claims

0Family size

Assignee

Carl Zeiss Jena GmbH · DE

Inventors

Matthias Cumme · Jena, DE
Arnaud Deparnay · Erfurt, DE
Roman Kleindienst · Weimar, DE

Key dates

Filing date	Sep 25, 2019
Grant date	Jan 31, 2023
Priority date	—
Expiry date	Sep 25, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG02B19/0061
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A lighting device is provided, comprising a spatially extended light source with a light-emitting surface greater than 0.5 mm2 and also an aspherical TIR lens, which is configured to collimate light from the spatially extended light source, and a refractive diffuser configured to generate a lighting distribution on the basis of the collimated light.

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