Usmile® Colorcross Plastic Google Cardboard Virtual Reality 3d Video Glass (Black)

Description

Convenient to use: Could watch left/right film at anytime anywhere whether sitting, lying or standing. 1,Eyes away from the practical range is:1.8-2.6inch, 2, lens diameter:1.3inch 3,Lens focal distance:3.0inch 4,adjustable focus distance:3.0-3.14inch