Illumination device with hollow post and reflective cup with two serially disposed lens disposed therein

摘要

An illumination device, includes a printed circuit board, a plurality of LED light sources mounted on the printed circuit board, a hollow supporting post covering the plurality of LED light sources, a reflective cup located above the supporting post, a first lens received in a bottom portion of the reflective cup and a second lens located at a top portion of the reflective cup. The supporting post is connected to the printed circuit board, and the first lens is connected to the supporting post. The reflective cup includes a bottom portion adjacent to the LED light sources and a top portion remote from the LED light sources. The printed circuit board, the reflective cup, the first lens and the second lens are combined as a whole by the supporting post.

主权项

1. An illumination device, comprising:
a printed circuit board; a plurality of LED light sources mounted on the printed circuit board, and the plurality of LED light sources being electrically connected to the printed circuit board; a hollow supporting post covering the plurality of LED light sources, and the supporting post being connected to the printed circuit board; a reflective cup located above the supporting post, the reflective cup comprising a bottom portion adjacent to the LED light sources and a top portion remote from the LED light sources; a first lens received in the bottom portion of the reflective cup, and the first lens facing the plurality of LED light sources; and a second lens located at the top portion of the reflective cup opposite to the first lens; wherein light emitted from the plurality of LED light sources pass through and are dispersed by the first lens, and then the light transmitted from the first lens pass through and are dispersed by the second lens.