发明名称 |
DISPLAY DEVICE FOR GAME MACHINE AND GAME MACHINE |
摘要 |
A display device for game machine, comprising a projector unit (21) for enlargedly projecting an image by a back projection system, a screen film (22) for forming the image projected by the projector unit (21), and a Fresnel lens (24) disposed between the projector unit (21) and the screen film (22), whereby, since the Fresnel lens (24) is disposed between the projector unit (21) and the screen film (22), the image can be displayed over the entire area of a game panel (11) uniformly with a high illuminance.
|
申请公布号 |
WO03063984(A1) |
申请公布日期 |
2003.08.07 |
申请号 |
WO2003JP01039 |
申请日期 |
2003.01.31 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
MORIYAMA, YOSHIYUKI;TSUKAGOSHI, SHINICHI;HOSAKA, TOSHIYUKI;NAGATE, TORU |
分类号 |
A63F7/02;G07F17/32;(IPC1-7):A63F7/02;A63F5/04 |
主分类号 |
A63F7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|