A lighting device comprising an improved optical element

包括改进的光学元件的照明设备

Abstract

A lighting device comprising an optical device, a carrier, a light source and a gasket is provided. The optical device has a protrusion with a series of stepped faces. The gasket acts upon one of the faces to provide sealing against environmental factors whilst a second face determines the distance between the light source and a light exit window of the optical device.
提供了一种照明设备,包括光学设备、载体、光源和衬垫。光学设备具有带一系列阶梯面的凸起。衬垫作用于所述面中的一个以提供抵挡环境因素的密封,而同时第二面确定光源与光学设备的光出射窗之间的距离。

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