How does a DataHand ergonomic keyboard work?
DataHand keys are distributed in finger modules surrounding the fingertips of the operator. The position of these modules can be adjusted to fit varying hand shapes and finger lengths. The keys are activated through low-force magnetic switches requiring minimal finger movement and forces for their activation. Each finger module has 5 keys: Down, North, South, East, and West. Four such finger modules and one thumb module make up the key switch arrangement for each hand. Letters of the alphabet are presented in the default or normal mode following the standard QWERTY keyboard layout, with only four modifications. For example, the left little finger controls Q (north), A (down), and Z (south), just as it would on a traditional keyboard. Numbers and symbols are accessed in NAS (Numbers and Symbols) mode, entered by pressing the down switch on the right thumb. This Thumb-Down switch is a two level switch with shift on the first level and shift lock on the second level. The two levels of thi
