40*50MM Planoconvex Lense Replacement Virtual Reality Lens For Google Cardboard 3D VR Glasses Specification:Material: PMMA !#!amp!*!amp;PCColor: TransparentShape: PlanoconvexLens Diameter: 40MMFocal Length: 50MMLight Transmission: 93%Temperature Resistance: -35+103\u2103Standard: SGS\/ROHS Package included:1 x A pair of Virtual Reality lens More detail: