AR / VR / MR / XR
AR augmented reality, the full name of English is Augmented Reality, which refers to the technology that combines the image of the camera with some recognition technology to make the virtual scene in the scene augment the virtual object and interact with it. See the real world and the virtual coexistence of content.
VR virtual reality, the full name of English is Virtual Reality, which refers to the computer to create a 3D virtual space, generally with a head-mounted display, users will not see the real environment, completely immersed in this virtual world, when the user When moving or moving, the virtual world will have corresponding feedback, and there is a sense of presence.
MR mixed reality, the English name is Mixed Reality, which is simply a fusion of AR and VR. It is usually combined with a head-mounted display, but the user sees the real environment, and then stacks the virtual objects, although MR It is very similar to AR, but it emphasizes more of a mixture of reality and virtuality.
XR is extended to the real world. The English name is X-Reality or Cross Reality. Some people call it Extended Reality. Basically, any technology that includes all real and virtual fusions, such as AR, VR, and MR, can be regarded as one of XR. Part.