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    • 2. 发明申请
    • Compact optical system and packaging for head mounted display
    • 紧凑的光学系统和头戴式显示器的包装
    • US20050219152A1
    • 2005-10-06
    • US10764638
    • 2004-01-26
    • Russell BuddDerek DoveIstvan LovasRobert OlyhaCarl Powell
    • Russell BuddDerek DoveIstvan LovasRobert OlyhaCarl Powell
    • G02B5/04G02B1/10G02B5/10G02B5/30G02B17/08G02B27/00G02B27/01G02B27/02H04N5/64G09G5/00
    • G02B27/0172G02B5/30G02B27/0176G02B2027/0132G02B2027/0178
    • A head mounted virtual image display unit is provided which is compact in size and weight, and incorporates a high performance optical system offering a clear see-through capability. A sliding light shield may be incorporated for those instances when see-through capability is not desired. A focus adjustment may be incorporated to permit the focusing of the image, for example, at a distance of approximately 18 inches to infinity. An adjustable headband may be incorporated that adapts to fit the users head. A flexible boom structure may be incorporated to facilitate fine positional adjustment of the optical assembly. A slider and ball joint mechanism may also be incorporated to facilitate positional adjustment of the optical assembly. A built-in microphone may be incorporated to enable speech input by the user. The head mounted virtual image display unit may be used comfortably in conjunction with eye or safety glasses, and provides a useful image to the user without blocking his view of the surrounding environment. The unit is designed to have a pleasing appearance so as to greatly enhance user acceptability.
    • 提供头戴式虚拟图像显示单元,其尺寸和重量紧凑,并且包括提供清晰透视能力的高性能光学系统。 对于不需要透视能力的那些情况,可以结合滑动遮光罩。 可以结合焦点调整以允许图像的聚焦,例如在大约18英寸到无穷远的距离处。 可以并入可调节的头带以适应用户头部。 可并入柔性起重臂结构以便于光学组件的精细位置调整。 还可以结合滑块和球接头机构以便于光学组件的位置调整。 可以并入内置麦克风以使用户能够进行语音输入。 头戴式虚拟图像显示单元可以舒适地与眼睛或安全眼镜结合使用,并且向用户提供有用的图像而不阻挡他对周围环境的观察。 该单元设计具有令人愉快的外观,从而大大提高用户的可接受性。