One Braille cell module consists of two cam follower pieces, a housing for six vibration motors, and a cover plate. Multiple modules are chained together to form the display. The next step would ...

The idea is to recreate the Braille cell with a set of ... quite ready for a full-scale display yet, the fundamentals look like a solid foundation for building one. This is all hot on the heels ...

By 1824, aged 15 years old, Louis had already found 63 ways to use a six-dot cell in ... But braille can also be electronic, thanks to the advent of refreshable braille displays.