Ledvance Gmbh

Carolin Muehlbauer

Klaus Eckert

Markus Hofmann

Henrike Streppel

Fabian Reingruber

In various embodiments, a lighting device is provided. The lighting device includes an optical unit having at least one optical element, which optical unit is fastened to the lighting device by means of at least one fastening region; wherein the optical unit is fastened with a force fit in at least one direction; wherein the at least one fastening region is formed as a spring element; and wherein the optical unit can be moved through the at least one fastening region in the direction of the force-fit fastening.

Lighting device

Various embodiments may relate to a semiconductor retrofit bulb, in particular a retrofit festoon bulb, having connecting elements that are arranged on two sides. The semiconductor retrofit bulb may include at least a tubular cooling body having at least one outer face support surface, wherein there is arranged on the support surface at least one semiconductor light source, in particular a light diode, a driver housing that is introduced into a hollow space of the tubular cooling body. At least one flow channel is provided between the driver housing and the cooling body.

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Laub, Germany

Carolin Muehlbauer