LGF (light guide film) membrane switch has usual thickness of 1 mm or more, custom lighting area, custom LED lighting color, bright and uniform light. Comparing to EL backlight, LGF (light guide film) saves EL driver IC, so circuitry for LGF membrane switch become more simple and reliable; further more, LED lighting has much longer working life than EL light.
LGF membrane switch
eaglesteven2022-11-05T17:54:55+08:00LGF membrane switch1 embossed key with metal dome inside2 colorsAutotex F150 as graphic overlay3M 467 as rear adhesiveLGF (light guide film) inside membrane switchFPC as below circuitryLGF (light guide film) membrane switch can offer bright and even backlighting with usual thickness of 1 mm or more; you can design custom lighting area for texts or keys
