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1·An automatic table tennis ball server is designed by using infra-red sensor and a few electric devices.

利用红外光传感器和较少的电子器件，设计了一种乒乓球全自动供球器。

2·By analysing data from a sensor that detects light in both the visible and the near-infra-red spectrum, a computer is able to determine the colour, type, shape and position of each item.

另外，内置传感器可在可视光谱与似乎红外光谱下探测到光线，计算机通过分析传感器的数据后便能够决定每个物件的颜色、类型、形状与位置。

3·These include a camera, ultrasound, infra-red and thermal sensors, a range-finder sensor, a temperature sensor and ground detectors.

这些包括照相机，超声波，红外线和热传感器，一个测距仪传感器，温度传感器和地面探测器。

4·Thee camera has an ambient light sensor and a removable infra-red cut filter and can automatically switch between dayand night mode.

该摄像机配有一个环境光线传感器和一个可拆卸的红外截止滤光片，且该摄像机可以再白天和夜间模式之间自动切换。

5·Body Sensor Module base on probing infra red radiation from people to switch on or off.

人体感应模块，通过探测人体发出的红外辐射变化，开启或关闭电源。