The visor offered by Communautique is an augmented version based on the open source Proto Shield model from Protohaven, the laser-cut equivalent of the open source Prusa Research 3D printers model. It will be produced at low cost, lightweight, adjustable, reusable and immediately available for delivery to hospitals, clinics and other front-line institutions.
https://www.protohaven.org/proto-shield/
https://www.prusaprinters.org/prints/25857-prusa-protective-face-shield-rc2