There's a Google Glass reseller + app maker called Envision, which lets you use Google Glass's camera and speaker to have the computer explain what you're looking at.
https://shop.letsenvision.com/products/glasses-home
features: Instant Text, Scan Text, Batch Scan, Call an Ally, Call Aira, Describe Scene, Detect Light, Recognise Cash, Detect Colors, Find People, Find Objects, Teach a Face, Ask Envision, Explore and more