Reality is virtual reality. Virtual reality technology is a computer simulation system that can create and experience virtual worlds. It uses computer to generate simulation environment, which is a multi-source information fusion interactive three-dimensional dynamic visual scene and entity behavior system simulation, making users immersive.

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AR（Augmented Reality）

Reality, abbreviation

Ar) is a technology to calculate the position and angle of the camera image in real time and add corresponding images. The goal of this technology is to set the virtual world in the real world and interact with it on the screen. This technology was first developed in

It was put forward by 1990. With the improvement of the computing power of portable electronic products, the application of augmented reality is more and more extensive.

There are many applications, worry-free my room, family actions, movies.