EAP點字顯示屏 / EAP Braille Display

The concept is to use the technology EAP(Electroactive Polymer). This material will be any changes in current deformation.
Braille machines today all use mechanical, shows a restricted number of words and very large volume. The blind must be in specific locations can not carry.
EAP by the current drive do not need to rely on mechanical, so it can be a significant reduction in the size and weight. Besides, simple and streamlined appearance is also more comfortable to use. But there will not be easy to plot the traditional keyboard dust problem.