Review of 'HTC VIVE Focus 3', a stand-alone VR device that maximizes the immersive feeling in VR with 5K resolution and a viewing angle of 120 degrees - GIGAZINE
VIVE Hardware and Software Update | VIVE Blog
Vive Focus to Get 6DOF Controller Mode, Optical Hand-tracking for Gesture Input
About the VIVE Focus 3 controllers
HTC Unveils Vive Focus Plus with 6DOF Controllers, Built for Enterprise – Road to VR