Extended Reality

Poornima Weerasekara
MS Club of SLIIT
Published in
4 min readMay 12, 2023

What is the Extended reality?

Extended reality (XR), It is the combination of human & computer-generated graphics interaction, which is in reality as well as the virtual environment. Extended reality is a support of Augmented reality (AR), Virtual reality (VR), & Mixed Reality (MR).

The concept of Extended Reality (XR) come in to the picture when technologies like Augmented & virtual reality, were begin used by developers and tech-compilations all across the globe. Many Sci-fiction movies has used the concept of Extended reality (XR),but operating it in the real world is very different than in the rial world. To understand the technologies which are used to create extended Reality (XR);

The History of XR,

The development of XR can be traced back to the 1960s when Ivan Sutherland developed the first head-mounted display (HMD), which was a precursor to today’s VR headsets. In the 1990s, the term “virtual reality” was coined, and the first consumer VR headset, the Virtual Boy, was released by Nintendo. In recent years, advancements in hardware and software have led to the widespread adoption of XR technologies.

Types of XR

Types of XR
  1. Augmented Reality (AR):

The concept of augmented reality is that virtual objects and imaginations are put up in the real world. Augmented reality does not put us into any virtual or computer-generated graphics, rather it just creates a sense of illusion in digital gadgets. The users still have access to the real world & they can fully interact in both dimensions. The most common example is Pokémon-GO which used augmented reality so that the users can interact with the real as well as a virtual world with the help of digital gadgets. Other examples of Augmented reality are the filters that we see in many apps, these just create an illusion of being there, but they are not.

2. Virtual Reality (VR):

In virtual reality, the users are put into a fully virtual environment, where they can interact only in the virtual world. The graphics generated are mostly computer and artificial objects are designed to give a feel of being real. The users can feel every bit of virtual reality. Special VR devices are needed to put users into this environment which gives them a 360-degree view of the virtual world. These devices are designed to give a much real illusion to users.

3. Mixed Reality (MR):

Mixed reality is a combination of both AR & VR, where one can interact with the digital as well as the real world simultaneously. Users can visualize their surroundings in special MR devices. These MR devices are much more powerful than VR, and costly too! But these devices give you the power to interact with the surroundings digitally. For example, putting on an MR device will give you a view of your entire surroundings. You can do whatever you want, throw a ball, close the windows, etc. which will be digitally in your MR headset, but in actual reality, things will remain as they are. Many companies are investing a huge amount of money for deeper research in this field of reality.

Major challenges of XR:

The forecast distribution of the AR and MR market in 2022 ,

Benefits of XR:

  1. Increased user engagement.
  2. Higher knowledge retention.
  3. Reduced cost.
  4. Train as often as necessary.
  5. Training in a safe environment.

Now you can know, Why XR is powerful technology that has the potential to revolutionize various industries and enhance our perception of the physical world. We have explored the different types of XR, the history of XR, its current state, its advantages and challenges. As XR technology continues to evolve, we can expect to see more immersive, engaging, and interactive experiences that.

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