Optomatters - T-Shirt with a Snellen chart printed in mirror image. The letter card measures a visual acuity at a distance of 3 meters. Available on optomatters.com More info soon on thevisionplatform.com
Amazon.com: Optoma UHZ50 Smart 4K UHD Laser Home Theater Projector | 3000 Lumens | HDR Adjustment Options | Cinematic Color | Flexible Installation 1.3X Zoom & Vertical Lens Shift | Works with Alexa & Google : Electronics
Reactiv SUITE digital workspace for enhanced presentations | Optoma USA
Optoma Projectors
Buy the Optoma DLP Projector Model DAEPTNB | GoodwillFinds