The Do-it-yourself VR headsets is a less expensive way to experience Virtual Reality. In this box we will make a cardboard VR headset and use a smartphone to simulate the VR screen.
you need to open something on your phone that has been specially designed for virtual reality. The easiest way is searching “VR Split Screen” videos on YouTube or a VR app. Then the smartphone screen will split. Instead of one big screen you get one little screen for each eye. Now your smartphone is ready to be a virtual reality screen for your cardboard headset.