Patent · US Active

Optical element for a lamp and lamp having such an optical element

US12117161B2 · kind B2 · utility

0Cited by

1References

18Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Marc Schwenkbeck · Winnenden, DE
Roman Liske · Mögglingen, DE

Key dates

Filing date	Mar 5, 2021
Grant date	Oct 15, 2024
Priority date	—
Expiry date	Mar 5, 2041

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

In an embodiment an optical element for a lamp includes a line optic having a symmetrical groove structure formed from waves, wherein the groove structure varies continuously starting from a center of symmetry in at least one propagation direction of the groove structure.

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