发明申请
US20120281288A1 CONTROL DEVICE 审中-公开
控制装置

CONTROL DEVICE
摘要:
A control device is described that has a controller, an optical diffuser and a lens assembly. In use, the optical diffuser is positioned in front of an electronic display and the lens assembly projects an image displayed on the electronic display onto the optical diffuser. Also, a keyboard and/or control panel having one and/or more of the control devices is presented.
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