| 摘要 |
Provided is a LED illuminator which does not adversely affect user's eyes, and is excellent in lightweight properties, design properties, and electrical reliability. The LED illuminator is characterized by comprising the following components, 1) a LED element, 2) a light transmissive layer having a surface opposite to the light emitting surface-side of the LED element, wherein a light emitted from the LED element passes through the surface, and a light guiding diffusion layer which is provided on the opposite side of the surface opposite to the LED element and which has a function to most intensively emit the light which has passed through the surface within an angular region of 45° or more and 135° or less with respect to the vertical direction of the LED element, and 3) a surrounding housing of the LED element. |
