Light guide element for a lighting device

摘要

A light guide element for a lighting device is elongated in the direction of a main axis and includes a light coupling surface extending transversely to the longitudinal direction and a light emission surface radiating transversely to the longitudinal direction, and two or more light guides stacked on top of one another, wherein a partial region of the wall of the individual light guides extending in the longitudinal direction is structured and/or blackened.