Avisum offers the Night Vision series keyboard and trackball. These feature backlit legends, key edges and trackball contour. They also have digitally dimmable backlighting and automatic day/night switching of the backlight.
The keyboards are rated IP67, while the 50mm Trackballs are rated IP65. These units are based on the standard 105 short travel keyboards and have all the functions, controls and features for comfortable key input and cursor control under low light conditions.
The backlight is digitally dimmable at eight distinctive levels by pressing one key. An automatic night/day sensor controls the on/off setting of the backlight and the luminosity of the numlock and capslock LEDs.