Profile: Cortron Inc. offers industrial & rugged keyboards. We also offer trackballs, USB keyboards, illuminated keyboards, backlit keyboards, pointing devices and waterproof keyboards. Our product includes rugged, panel mount 2" dura-track™ glowball and model 121 rugged backlit keyboard with glowball. Our products are used in oceanic vessel control, telephone operator terminal, wafer manufacturing equipment, computer workstation word processing and fabric cutting system controller.