How to upgrade your HTC Vive with prescription lenses - YouTube
GEAR VR Lens MOD Upgrade Kit for HTC Vive / Pro / Cosmos / Elite | eBay
Labo VR Lens Mod for Vive : r/SteamVR
Amazon.com: KIWI design Face Cushion for HTC Vive, Foam Pad Eye Pad Replacement for HTC Vive 3 Packs 18mm/12mm/6mm with Lens Cleaning Kit : Cell Phones & Accessories
Vive Pro Fresnel Lens to Gear VR Lens Mod + Side by Side - YouTube