发明名称 |
Method of making a louver device for a light guide screen |
摘要 |
A method of making a louver device for a light guide screen. More specifically, in a specific embodiment, a transparent layer is provided. A plurality of similarly angled surfaces are established within the transparent layer. The angled surfaces are coated with a light-reflective material such that the coated surfaces define a plurality of light paths through the transparent layer.
|
申请公布号 |
US7477814(B2) |
申请公布日期 |
2009.01.13 |
申请号 |
US20050052612 |
申请日期 |
2005.02.07 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
KUO HUEI-PEI;HUBBY LAURENCE;NABERHUIS STEVEN L;SHENG XIA |
分类号 |
G02B6/00;G03B21/56 |
主分类号 |
G02B6/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|