Jinx wrote: > I believe that's the construction of backlit > alphanumeric LCDs Most of the ones I've seen use an array of LEDs behind the LCD, not lighting from the sides. Cheap digital clocks use side-lighting, but all the alphanumerics I've seen use array backlighting. There is a piece of diffuse white plastic in between to even out the light from the LEDs. -- Hector Martin (hector@marcansoft.com) Public Key: http://www.marcansoft.com/marcan.asc -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist