Biconvex Lens Set, Pop-Tech Optical Glass Lens Bi-Convex 34mm Diameter 45mm Focal Length Lens for Google Cardboard VR $6.69 B012HYF4A2
Pop-Tech 3D VR Virtual Reality Headset Glasses with Head-mounted Headband and NFC tag for 3.5-6.0 Inch Google iPhone Samsung note LG Nexus HTC Moto black berry Mobile Smartphones, Black B018DYHBII