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Images: Visual relief for the nearly blind

Elizabeth Goldring, director of the Visual Experiences for the Blind Group at MIT's Center for Advanced Visual Studies, has collaborated for more than 15 years on a machine that allows people who normally see only light and shadows to see words and images. This color-seeing machine allows viewers to conduct virtual walk-throughs of architectural spaces.

MIT

About Bill Detwiler

Bill Detwiler is Managing Editor of TechRepublic and Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop supp...