Improved tech device helps visually impaired people.

The OrCam system uses a tiny camera, mounted on glasses, to read text, street or shop names and even recognise faces. The device has been further developed over the past few years to give a unique solution to many issues faced by people who are blind or partially sighted. RNIB Connect Radio's Allan Russell spoke to Mark Swain from OrCam to learn more about the portable device... #RNIBConnect