It also unveiled plans for a smartphone with a built-in laser projector and infrared motion detector that is capable of projecting what is, in effect, a giant touch screen.

联想同时发布了一个内置激光投影仪与红外运动检测器的智能手机项目，能将手机屏幕通过投影转变成一个巨大的虚拟触摸屏。

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In addition to these tests, we also use a Run out Tester, Digital Measuring Projector, Environmental Test Chamber, Orbital Tester , Infrared Tachometer, Vibration Tester, Decibel Level Detector…etc.

另外，我们也采用马力测试机、标准扭力分析多功能测试机、震动测测试机、分贝器、红外线转速测试机、偏摆测试机等等检验设备，来为产品的质量做最严格的把关。

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In addition to an infrared camera and projector, the Kinect features a microchip that performs "skeletal tracking, " or following movement without using a camera lens.

WSJ: A New Game for Microsoft's Kinect

It works by combining a 3D sensor with a projector that emits an invisible, infrared light in a complex pattern.

FORBES: For PrimeSense, Microsoft's Kinect Is Just the Beginning