Some articles on cstn:

Super-twisted Nematic Display
... CSTN stands for color super-twist nematic, a color form of passive matrix LCD (Liquid Crystal Display) for electronic display screens originally developed ... The CSTN uses red, green and blue filters to display color ... The original CSTN displays developed in the early 1990s suffered from slow response times and ghosting (where text or graphic changes are blurred because the pixels cannot turn off and on ...