Seonglae ChoThe world's smallest VR headset
5120 × 2560 resolution up to 90Hz 28 pixels per degree (PPD) 90° × 93° fov
Bigscreen's first VR headset is supposedly the world's smallest | Engadget
Bigscreen has unveiled its first VR headset, and it's billed as the smallest ever despite its 5K displays..
https://www.engadget.com/bigscreen-beyond-vr-headset-150039481.html
www.bigscreenvr.com
https://www.bigscreenvr.com/