Patent ID: 9746150
Date: 2017-08-29
CPC Classifications: F21S,F21Y,G02B

Claim:
1. A lamp unit for a headlight, the lamp unit comprising: multiple light sources; a light guide unit; and a downstream projector lens, wherein the light guide unit has multiple light guides, each light guide having one light decoupling surface and one light coupling surface, and each light source coupling light into exactly one light guide assigned to it through one light coupling surface, wherein the light sources and the light coupling surfaces of the light guides have light conducting rods arranged between them, which are joined into at least one light conducting rod bundle, each light source having a plurality of light conducting rods assigned to it, and each light source coupling light essentially exclusively into the light conducting rod coupling areas of light conducting rods assigned to the respective light source, and the light of an assigned light source that exits from the light conducting rod decoupling areas being coupled essentially exclusively into the light coupling surface of the light guide assigned to the respective light source to reduce crosstalk.