Area illumination for LED night light

摘要

The area illumination for a LED night light to apply a simple very roughly surface light-medium has the input-end to receive the said LED light beams to travel within the said light-medium and majority of the light beams can be seen on the all surface of the said light-medium. The spot LED light source with narrow viewing angel to change to the certain surface's area illumination by apply the current invention very roughly surface light-medium with optionally add the frosted sheet on the visible surface of said light medium incorporate with the sealed-unit safety concept will be the big improvement for the safety and light illumination appearance to people.