This is just a summary of head-mounted devices, that act as the destination of all these things that we have been talking about, that is where all the analyses and techniques that we have used to change the images to enrich images, whether it is to give the user a sense of virtual environment, or whether it is for manipulating images, to creating images or whatever it is that we have done, eventually the human viewer gets it on the display devices, and we are trying to enumerate some of the display devices that are available today.
