C1.17
Trackballs and Pointing Sticks
Cards in this group · 5
- C1.17.1A trackball maps ball rotation to cursor displacement while the device stays still
- C1.17.2Trackballs concentrate rotation in thumb or palm and use little desk space
- C1.17.3A pointing stick maps force direction and magnitude to sustained velocity rather than displacement
- C1.17.4A pointing stick at keyboard centre enables pointing without leaving keys
- C1.17.5Both lack the mouse's translational intuition and have steeper learning curves