3D printed display makes maps for the blind

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One major difficulty for visually impaired users is accessing maps and complicated graphics. But a new development is making it easier for blind people to comprehend visualizations through 3D printed display. Linespace is a tactile display system which creates raised lines that blind and partially sighted people can read. Developed by designers at the Hasso-Plattner Institute in Germany, Linespace uses a 3D printer to squeeze liquid plastic into raised lines that the user can feel, and has a scraper on the print head that can remove the lines. Linespace gives blind users access to software normally only sighted people can…

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