The team also tried to make films that display electrocardiogram curves in conjunction with the same body-mounted sensors: "It can also be used as a replacement for smartphones and tablets to display information."
The display is 1 mm thick, and as it stretches, the portion of the video that can be displayed is 3.8 to 6.4 cm long and 5.8 to 9.6 cm wide, the maximum equivalent to the card size.
Stretched to a very thin degree of rubber film equipped with 384 red LED small. Because after the folding process, 10,000 times in the telescopic experiment, the LED is not damaged, the normal video.
The display needs to be replenished with batteries. Dainippon Printing Co., Ltd., a joint research company, plans to make improvements such as miniaturization. It hopes to commercialize it for several tens of thousands of yen in about three years.