发明申请
- 专利标题： OPTICAL FILTER AND PLASMA DISPLAY DEVICE HAVING THE SAME
- 专利标题（中）： 具有该光学滤波器和等离子体显示装置
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申请号： US12474152申请日： 2009-05-28
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公开(公告)号： US20090295297A1公开(公告)日： 2009-12-03
- 发明人: Cha-Won Hwang , Do-Hyuk Kwon , Sang-Mi Lee , Seung-Goo Baek
- 申请人： Cha-Won Hwang , Do-Hyuk Kwon , Sang-Mi Lee , Seung-Goo Baek
- 优先权： KR10-2008-0051517 20080602
- 主分类号： G09G3/10
- IPC分类号： G09G3/10 ; G02F1/03
摘要：
An optical filter and a plasma display device having the same is provided. The optical filter includes a support layer. A photochromic pattern has pattern elements spaced apart on a surface of the support layer and has a light transmission characteristic wherein light transmission is changeable according to the intensity of external light.