raised dots

[keannu]

Does anyone know why "braille" for the blind is also called raised dots? Is it because they are dots raised above the plain flat surface to detect?

[5jj]

Does anyone know why "braille" for the blind is also called raised dots? Is it because they are dots raised above the plain flat surface to detect?

I have never heard it called 'raised dots'. I have heard it described as a system using/of raised dots - for the reason you mention.