virtual reality headset based on google cardboard is designed and printed with da vinci 3d printer.
25 mm diameter lenses and pair of magnets is similar which are used in google cardboard.
right side has slot for mobile phone insertion and left side has slot for headphone exit
this headset can accommodate most of phone size varying from 4.7 to 6 inches screen sizes.
enjoy all app for google cardboard and vr cinema in this device and be awesome