Graphics Reference
In-Depth Information
combinations can be very difficult for anyone who is colour blind to distinguish.
There is software available that designers can employ to mimic some of these visu-
al disturbances (see p. 47). These help to assess how successful a piece of design is
to someone with less than 20:20 vision. Braille may have to be incorporated into the
design in instances such as medical packaging or wayfinding.
Reconstructions of the field of view that is seen by someone with a loss of peripheral vision and
by someone with a loss of the central field of vision.
