Instead, he designed and built his own around a 3D printed frame, ESP32, cheap LCDs, ... the software can also integrate inputs from a MPU6050 IMU and ESP32 camera module mounted on the goggles.

An ESP32-Cam module could do just that: with a 1600 x 1200 camera sensor, a 160 MHz CPU and an integrated WiFi adapter, [fhuable] just needed to write an Arduino sketch to have it take a picture ...