<unk> s, including<unk>  pictures,<unk>  diagrams,<unk>  maps, and<unk>  graphs, are images that use raised surfaces so that a visually impaired person can feel them. They are used to convey non-textual information such as maps, paintings, graphs and diagrams.<unk> s can be seen as a subset of accessible images. Images can be made accessible to the visually impaired in various ways, such as verbal description, sound, or haptic (tactual) feedback. One of the most common uses for<unk> s is the production of<unk>  maps.
Tactile graphic
X-ray vision
Tactile discrimination
Textbook of Pain
Concussion grading systems
General movements assessment
Conception device
Sensory maps