| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lighting apparatus having less deterioration in luminance, by carrying out prevention of glare and reducing the light source image, in LED lighting. <P>SOLUTION: The lighting apparatus has the LED light source and a light transmitting panel, having a specific irregular configuration on at least one surface arranged to face the light source on the iradiation side of the lighting apparatus, and the irregular configuration on the light transmitting panel has an average wavelength (λa) of 1 to 100 μm. <P>COPYRIGHT: (C)2010,JPO&INPIT |
