Illumination device

c bc c b b c e A lighting device is provided that surface-emits the light evenly with less number of luminous bodies by comprising a transparent body for light diffusion in a shape of a body of rotation having a center bore and provided with a luminous surface and a light introducing surface , and m...

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Bibliographic Details
Main Author Yoneda, Kenji
Format Patent
LanguageEnglish
Published 05.10.2010
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Summary:c bc c b b c e A lighting device is provided that surface-emits the light evenly with less number of luminous bodies by comprising a transparent body for light diffusion in a shape of a body of rotation having a center bore and provided with a luminous surface and a light introducing surface , and multiple luminous bodies that introduce the light into the light introducing surface of the transparent body and make the luminous surface of the transparent body surface-emit the light, wherein the light introducing surface is arranged on an inner peripheral section forming the center bore of the transparent body , a reflecting layer is arranged to reflect the light on a surface other than the light introducing surface and the luminous surface of the transparent body , and the light from the luminous bodies is emitted toward an outer surrounding surface of the transparent body