Jens Richter

METHOD AND DEVICE FOR PROJECTING AT LEAST ONE LIGHT BEAM

Method and device for adjusting the color point of a lighting unit

Heatable glass disk i.e. windscreen, for use in e.g. passenger car, has total internal reflection-light conductor for displaying infrared light, and heating device comprising infrared light sources for linking emitted light into disk

Light-emitting element for use in lamp, has sensors and controller formed as optical window and arranged on semiconductor substrate, and interface provided for adjustment of light intensity and/or chromaticity coordinates

Verfahren und Vorrichtung zum Farbpunktabgleich einer Leuchteinheit

Image projection through grid scanning of a modulated light beam using mirrors

Thermal variation equalization and/or partial compensation circuit, has current source connected with temperature compensation unit for compensating thermal variations of source, where unit has diode with negative temperature coefficient

A lighting device and a headlamp provided with the lighting device

Converter device and irradiation device having such a converter device

Projection apparatus for projecting at least one pixel, and method for operating a projection apparatus