Virtual means "almost as portrayed" and Reality signifies "what we experience." Combining this two importance, we can say that it is something identified with reality emulsion. Virtual reality (VR) has been seen as a tool for simulation in computer-generated settings where users act in real-time at artificial locations z
VR is a PC interface which endeavors to mirror this present reality past the level screen to give a vivid 3D (Three Dimension) visual encounters. Frequently it is difficult to remake the scales and separations between articles in static 2D pictures. Therefore the third dimension conveys profundity to objects.

At the first time in 1950with a man named Morton Heilig, who later invented the first virtual reality machine called Sensorama.
You most likely never go to Moon, swim underwater with dolphins, run 100 meters Olympic or sing in front of an audience with the Rolling Stones. Be that as it may, if computer generated reality stays faithful to its obligations, you can do this and more without leaving your home. As opposed to the real world augmented experience comprises of recreating portions of our reality utilizing superior PCs and tactile gadgets, for example, earphones and gloves. Notwithstanding diversions and excitement, it has for quite some time been utilized to prepare carrier pilots and specialists, and to enable researchers to take care of complex issues, for example, the structure of protein particles.
And on a serious note, VR can be used to advance the fields of design, manufacturing, engineering, medicine, education, and training.VR is very extraordinary. It makes you think you are really living inside a totally acceptable virtual world. It is two-route intelligent: as you react to what you see, what you see reacts to you: on the off chance that you turn your head around, what you see or hear in VR changes to coordinate your new point of view.
In 2014 Facebook bought Oculus VR and developing a VR chat room for the future.

Immersion is the feeling of being in a certain environment or world, for example in a three-dimensional world. The goal is a complete interaction in this world that allows a man to explore and use his imagination.
Because its growing day by day there are various categories of VR Technologies exist, The different types of virtual reality differ in their immersion levels, but also in applications and applications of virtual reality. Here are some of the different categories of virtual reality:
Non-Immersive Reality
Non-Immersive can be seen in the virtual reality flight simulator. It has a widescreen computer with surround system and many accessories such as headphones, joysticks, etc. It is non–immersive reality because Virtual reality experiences, which usually use desktop or laptop screens to present the VE to the user so that the user does not feel really involved in the VE The platform does not completely cover the user's field of vision
Fully Immersive Reality
Fully immersive reality provide very realistic user experience, offering a wide field of view, high resolutions, higher refresh rates (also called frame rates), and high contrast for user-facing viewing. These systems are probably the most common VR implementation: the user wears an HMD or uses a form of a head-mounted display, such as an omnidirectional binocular orientation monitor or BOOM.
Semi-Immersive Reality
Semi-immersive virtual reality refers to a specific type of VR that allows users to experience virtual three-dimensional environments while remaining connected to real-world surrounding visuals, auditory, smells, and haptics as well as keeping control over physical objects. But it has its disadvantages as well which include a limited range of interaction devices and problems with multi-user applications.
Google's new Android N is thinking of the inbuilt element called Daydream which is the new stage for VR and Microsoft is taking a shot at it's VR stage called Hologram. It is said to have its very own OS in the VR headsets.

Virtual reality is not just about games: it's a technology that can really change our collective future. So, virtual reality will change our world.
- Movie Experiencing
- Learning field
- Improved quality of life
- Space exploration
- Health Care Industry
- Work more comfortably
There are numerous individuals who, out of the blue, are unfit to have an ordinary existence. They have the right to live, investigate and live the miracles of the world (and past). Computer generated reality could be a point of union for the impaired and other local specialists - a lifestyle that individuals with handicaps frequently underestimate. What's more, that would be something to be thankful for.