So you would like to use your iOS or Android smartphone to experience virtual reality content? The SMARTvr is a compact, foldable VR viewer that lets you do just that. It has 34mm lenses and a Google Cardboard certified design. It is developed to work with iPhone and various Android smartphones.
To get started, just bring your smartphone, download VR apps from your favorite app store, and the rest is easy. SMARTvr by DODOcase costs under $35 at this time.