发明名称 |
COLOR SEPARATION OPTICAL SYSTEM FOR COLOR TELEVISION CAMERA |
摘要 |
A color separation optical system consisting of prism blocks is provided with a bias light source and a bias light guide-in device. The bias light guide-in device consists of a plane parallel plate located with an air gap in front of an entrance face of the color separation optical system. The plane parallel plate has light reflecting surfaces to reflect the bias light toward the entrance face. The light reflecting surfaces are provided at the periphery of the plane parallel plate and are desirably made into light diffusing faces. |
申请公布号 |
DE3171084(D1) |
申请公布日期 |
1985.08.01 |
申请号 |
DE19813171084 |
申请日期 |
1981.02.19 |
申请人 |
FUJI PHOTO OPTICAL CO., LTD. |
发明人 |
HIGUCHI, TAKESHI;YOSHIKAWA, KAZUO;BUTO, HIDEO |
分类号 |
H04N9/097;(IPC1-7):H04N9/09;G02B27/10 |
主分类号 |
H04N9/097 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|