Diagram Showing FDM 3-D Printing Equipment (IMAGE) Korea Institute of Science and Technology Caption This is a diagram showing FDM 3-D printing equipment (a) and a shape of 3-D tactile structure (an apple) made by the printing technology and an image of tactile patterns of an apple in the standard braille (b). Credit ©KIST Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.