LIGHT EMITTING DEVICE
A light-emitting device for gently projecting light is disclosed. The light-emitting device includes a light emitter having a first electrode and a second electrode disposed on the light emitter for emitting light, an encapsulation for encapsulating the light emitter, part of the first electrode, and part of the second electrode with a concave lens disposed on one side of the encapsulation, a reflective material attached to the convex reflector, and a concave reflective substrate disposed beneath the encapsulation to manipulate light and meet specific illumination needs.
1 . A light-emitting device, comprising:
a light emitter having a first electrode and a second electrode disposed on the light emitter for emitting light;
an encapsulation encapsulating said light emitter, part of said first electrode, and part of said second electrode with a convex reflector with a reflective material disposed on one side of said encapsulation; and
a concave reflective substrate disposed beneath said encapsulation.
2 . The light emitting device of claim 1 , wherein said light emitter emits light selected from a group consisting of infrared, visible light and UV light.
3 . The light emitting device of claim 1 , wherein said light emitter comprises a light emitting diode.
4 . The light emitting device of claim 3 , wherein said light emitting diode material comprises a (III) group compound.
5 . The light emitting of claim 3 , wherein said light emitting diode material comprises a (V) group material.
6 . The light emitting device of claim 1 , wherein said encapsulation comprises a resin.
7 . The light emitting device of claim 1 , wherein said encapsulation comprises an epoxy material.
8 . The light emitting device of claim 1 , wherein said convex reflector together with said reflective material reflects said light.
9 . The light emitting device of claim 1 , wherein said reflective material comprises a metal.
10 . The light emitting device of claim 8 , wherein said metal is selected form a group consisting of Ag, Al, Cr and Ni.
11 . The light emitting device of claim 1 , further comprising:
a cap for capping said encapsulation so that said reflective material is disposed between said cap and said encapsulation.
12 . The light emitting device of claim 1 , wherein said concave reflective substrate comprises a metal.
13 . The light emitting device of claim 12 , wherein said metal comprises Ag.
14 . The light emitting device of claim 12 , wherein said metal comprises Al.
15 . The light emitting device of claim 1 , wherein said concave lens is disposed on the top side of said encapsulation.
16 . The light emitting device of claim 1 , wherein said convex reflector and said concave reflective substrate together with said reflective material reflect said light without focusing said light.
17 . The light emitting device of claim 1 , wherein said light from said light emitter is spotlight.
18 . The light emitting device of claim 1 , wherein said light from said light emitter is floodlight.
19 . The light emitting device of claim 1 , wherein a texture is added to said concave reflective substrate to create a soft illumination.
20 . The light emitting device of claim 1 , wherein a coating is applied to said concave reflective substrate.