Optische Linse, lichtemittierende Vorrichtung und Beleuchtungsvorrichtung

Details

Veröffentlichungs-Nr.

EP2784377

Aktenzeichen

EP14162193

Anmeldetag

28. März 2014

Veröffentlichung

24. Mai 2023

Erteilung

24. Mai 2023

Rechtsraum

EP

IPC

G02B19/00F21V13/04H01L33/58// G02F1/13357

Abstract

An optical lens, light emitting device, and lighting device are provided. The optical lens may include a first surface, a second surface disposed over the first surface, a third surface concaved with respect to the second surface towards the first surface, wherein the third surface converges toward a center thereof with a curved shape, and wherein a predetermined distance is provided between the third surface and the first surface along an optical axis, which is a straight line that passes through the center of the third surface and a center of the first surface, a protruder centrally arranged with respect to the first surface and that protrudes in a first direction along the optical axis, wherein a cross-section of the protruder taken along the optical axis includes two curved portions that each curve in the first direction and then curve in a second direction opposite to the first direction to substantially meet at the optical axis, and a plurality of supports that extend from the first surface in the first direction, and configured to provide a space below the protruder, wherein the plurality of supports is provided adjacent to the protruder.

Anmelder

Firma

LG Innotek Co., Ltd.

Land

🇰🇷 Südkorea

Fachgebiete