在其中一个小孔放入腹腔镜（带有光源的透镜）；腹腔镜将手术区域投射到电视屏幕上让外科医生可以观察到脊柱。
A special lighted telescope is inserted through one of these puncture holes projecting a picture on a television screen allowing your surgeon to see the spine.
借助红外光源和摄像头，Kinect会在玩家游戏区域的投射三维成像。
Kinect USES an infrared light and a camera to create a 3-d image of your play area.
用来投射太阳射线的光源的变换，其中最重要的位置。
The transform of the light source that casts the Sun Shafts. Only the position is significant.
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