OJO 500 takes a modular approach to Windows Mixed Reality
https://newatlas.com/acer-ojo-500-mixed-reality/56125/
Before virtual and augmented reality become widespread in our homes, it might gain traction in public spaces like museums and hotels, and Acer's new OJO 500 headset has been built with sharing in mind – it's semi-modular design allows the straps and lenses to be removed and cleaned separately.