World’s largest 3D LED display from 2dayBlog – Technology Journal, New Gadget everyday! by webmaster The NewSight Corp from US has developed the World’s largest 3D LED display. It measures 3.84m width and according to the company, it is possible to combine four displays to turn this into a 360 inch 3D display. FYI, the LEDs are from China and they were arranged at a pitch of 6mm in order to function like pixels located on an LCD panel. Each of the LEDs will have a warranty period of 20,000 hours.