1993 — Evergreen Diamond XL trackball
The Diamond XL trackball was produced by the Evergreen Systems International company in California, founded in 1980 and specialized in high-quality trackballs for industrial and military applications. Diamond trackballs have been positioned as a mouse replacement in computer systems where fast and precise pointing is required (CAD/CAM, graphics, workstations, kiosks, etc.) and in industrial and military systems where a mouse…
