What is Virtual Reality?

Virtual Reality

Virtual Reality is a realistic 3D image or man-made surroundings that's created with a combination of interactive hardware and software, and conferred to the user in such means how some way the simplest way that any doubts area unit suspended and it's accepted as a true surroundings during which it's interacted with in an extremely obviously real or natural way.

How does virtual reality work?

In order for the human brain to simply accept a man-made, virtual surrounding as real, it's to not solely look real, however conjointly feel real. trying real will be achieved by carrying a head-mounted show (HMD) that displays a recreated life-size, 3D virtual surroundings while not the boundaries are sometimes seen on TV or a display screen. Feeling real will be achieved through hand-held input devices like motion trackers that base interactivity on the user’s movements. By stimulating several of similar senses one would use to navigate within the globe, computer game environments area unit feeling more and more just like nature. Below, we tend to explore a number of the key parts to behind this technique.

Types of Virtual Reality

Virtual Reality classified into 3 different types there are following,

1. Immersive

2. Semi Immersive

3. Non-Immersive

types of virtual reality,virtual reality


Immersive simulations allow the foremost immersive implementation of virtual reality technology. in an exceedingly fully-immersive simulation, hardware like head-mounted displays and motion police investigation devices area unit wont to stimulate all of a user’s senses. totally immersive simulations area unit ready to offer terribly realistic user experiences by delivering a large field of reading, high resolutions, inflated update rates (also known as refresh rate), and high levels of distinction into a user’s head-mounted show. Semi Immersive Semi-immersive simulations offer additional immersive expertise, within which the user is part however not totally immersed during a virtual setting. Semi-immersive simulations closely jibe and utilize several of identical technologies found on the wing simulation.  


simulations are high-powered by high-performance graphical computing systems, that are typical than not to mention giant screen projector systems or multiple tv projection systems to properly stimulate the user’s visuals.


Non-immersive simulations are the smallest amount immersive implementation of virtual reality technology. in a very non-immersive simulation, solely a set of the user’s senses are stirred up, providing peripheral awareness of the truth outside the virtual reality simulation. Users enter into these three-dimensional virtual environments through a portal or window by utilizing customary high resolution monitors steam-powered by process power generally found on standard desktop workstations.

Virtual Reality History


What is virtual reality history? What all this can be for may be a question that does not have one answer.

The easiest but least satisfying response is that it's for everything. Beyond games and alternative interactive diversion, VR shows promising applications for pain relief and posttraumatic stress disorder, for education and style, for both telecommuting and office work.

Thanks to "embodied presence"—you occupy Associate in Nursing avatar in virtual space—social VR isn't simply additional immersive than any digitally mediate communication we've ever full-fledged, however, additional moving yet.

The experiences we've got nearly, from our reactions to our surroundings to the standard of our interactions, ar keep and retrieved in our brains like several alternative experiential memory.

Yet, for all the billions of dollars poured into the field, nothing has yet emerged as the iPhone of VR: the product that combines compelling technology with an intuitive, desirable form. And whereas the increased and mixed reality is still some years behind VR, it stands to reason that these connected technologies will not stay distinct for long, instead of merging into a single device that may deliver immersive, shut-out-the-world VR experiences—and then become clear to allow you to move with the globe once more. 

That may find yourself returning from Apple; the Cupertino company is reportedly at work on a telephone receiver that would launch as early as 2020.

However, incredibly well-funded and even more incredibly secretive Florida-based Magic Leap has recently emerged from years of guarded development to launch the first developer-only version of its own virtual reality headset the corporate has aforementioned its device would be able to deliver ancient VR yet as hologram-driven mixed reality.

But even thereupon style of device, we're at the start of a protracted, uncertain road—not because of what the technology can do, but because of how people could misuse it. The internet is great; however, individuals treat one another on the web, not so much.

Use that logic to VR, where being represented as an avatar means you have special boundaries that can be violated, and where spatialized audio and haptic feedback lets you hear and feel what others are oral communication and doing to you, and you are looking at a possible for harassment and toxic behavior that is exponentially additional visceral and traumatizing than anything on conventional social media.

Where I can learn Virtual Reality?

periyar university

This is a common question for every student. here is the clearance for that question Periyar University Scopik Joint Venture is the correct place for your raised question we can only provide Virtual Reality course with Academic degree.