Kyocera Display (former Optrex) F-51320 series of 128x64 dot COG (chip-on-glass) monochrome STN transmissive LCD modules feature a 2.8" diagonal display area and can display text, graphics or both. The touch screen is placed over the LCD and responds to any input device, including finger, gloved hand, or pen stylus. The module contains all LCD drive electronics and touch panel logic required to display data, scan the touch panel, sense operator inputs, and output digital data to a control program.