The illustration above is a concept image showing what it would look like with the lens displaying a digital overlay of the letter E.

上面的插图是一幅概念图片，显示了戴上这种眼镜会看到的情景：画面上叠加了一个字母E。

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The idea behind the technology is to overlay digital imagery on a person's view of the real world, using a smartphone screen or a headset.

这项技术背后的设想是利用智能手机屏幕或头戴设备，将数字图像覆盖在一个人看到的真实场景上。

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The main tasks of the paper include: Firstly, it studies and establishes an implementing project of overlay display of the ECDIS and the radar digital batched objects information.

论文的主要工作有：首先，重点研究并制定了电子海图系统与雷达数字批目标信息叠加显示的实施方案。

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Microsoft has also filed a patent for a set of digital glasses that overlay information on top of the user's view, which it suggested could be used at sports matches and theatres.

BBC: Details of Google's Project Glass revealed in FCC report