The 'smart' glasses market is divided into three main categories [10]; Smart Glasses,
Video Glasses, and 3D Glasses.
This discussion paper will look at Smart Glasses-type devices only - non-immersive devices capable of transmitting image data to the wearer,
while still allowing the wearer to view their surroundings in real time.
Most devices achieve this by adding a small display,
physical or projected, into the wearer's peripheral vision,
thus allowing them to navigate real-world settings with a minimum of distraction,
and receiving real-time information without the need to switch their view to a smartphone or other wearable (watch, pendant, fitness band, etc.).