Open source VR headset 'Relativty' that you can make yourself for about 20,000 yen and fully supports Steam VR - GIGAZINE
Relativty an Open-source VR headset for $200
Open Source Virtual Reality - Wikipedia
Somnium VR1 Headset (DevKit) available at CES 2023, Jan 5th — 8th. | by Somnium Space | Medium
Relativty an Open-source VR headset for $200
Razer - Introducing Open Source Virtual Reality – OSVR (www.osvr.com), the open platform approach to VR that sets a standard for Virtual Reality Devices and Games. Initiated For Gamers. By Gamers., OSVR