Google Cardboard for manufacturers basicsOverview of Google Cardboard Designing a Cardboard-inspired viewer Creating and testing a Cardboard-inspired viewerOverview of creating and testing your viewer Specifications for viewer design Tolerances for quality-control testing Generating a QR viewer profileOverview of generating a QR viewer profile Step-by-step instructions Designing and placing a QR viewer profileOverview of designing and placing a QR viewer profile QR code specifications Branding your viewerOverview to naming your viewer Publicizing your viewer TroubleshootingI get an error when trying to create my Viewer Profile Can I make Google Cardboard with something other than cardboard?