CalComp is a world leader in computer input peripherals having pioneered the use of pen-based electromagnetic sensing technology currently utilized in our interactive whiteboard and digitizer product lines. CalComp digitizing and measurement products are used for a wide range of design, engineering, construction, graphics and GIS/mapping applications. It has produced and now supports over 1 million input systems in fifty countries around the world, sold under some of the most recognized brand names in the peripherals industry.

GTCO CalComp Digitizers