发明名称 |
FREE-CAVITY DOUBLE-DIFFUSING INDIRECT LIGHTING LUMINAIRE |
摘要 |
A lighting system and device for providing indirect light using free-cavity, double-diffusing configurations are disclosed. In accordance with the embodiments of the invention, a lighting fixture comprises a cover structure with a diffusion layer and a reflective plate that form the free-cavity. The free-cavity is preferably configured to provide an output of light from a light source positioned within the free-cavity with an efficiency rating of 70% or more and provide better than an 8:1 ceiling lighting contrast between the rows of fixtures with rows on 16 feet spacing. Further, in accordance with a preferred embodiment of the invention, a device is configured to couple to a ceiling structure and provide the indirect lighting from a fluorescent light source. |
申请公布号 |
WO2005006644(A2) |
申请公布日期 |
2005.01.20 |
申请号 |
WO2004US05647 |
申请日期 |
2004.02.24 |
申请人 |
FINELITE |
发明人 |
WALTER BLUE, CLARK;DAVID DAOUD, AZIZ |
分类号 |
F21V5/00;F21V7/00;F21V13/04 |
主分类号 |
F21V5/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|