The document discusses devices that help the blind and visually impaired gain independence and mobility. It describes Oriense, a wearable stereo camera system that provides audio navigation assistance and obstacle detection. Oriense costs $1000, requires 1 hour of training, and notifies the user about obstacles and pathways with 95% detection accuracy. It is part of the company's goal to expand assistance technologies for the estimated 275 million visually impaired people worldwide by 2020.