The contact lenses that could do away with TV screens:

01-04-2014 • http://www.dailymail.co.uk, By Ellie Zolfagharifar

iOptik allows users to see digital data such as directions and video calls Tiny 'screens' sit directly on users' eyeballs and work with a pair of glasses They provide an experience equal to watching a 240-inch TV at 10ft away A working system is