I focused my testing on the unique physical features of each camera: the Nikon's built-in projector and the Samsung's two LCD screens.
我将测试重点放在两款相机独特的外部功能上：尼康的内置投影仪和三星的双液晶屏。
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Previous efforts, like the one pictured before – while still scarily advanced – are nonetheless always slightly inaccurate, because they rely on a camera/projector technique.
The SixthSense prototype is comprised of a pocket projector, a mirror and a camera. The hardware components are coupled in a pendant like mobile wearable device.