... keypads for various applications7, Silk screen printing, spray coating, laser etching, back-lighted, hard/epoxy coating keypads8, Keypad surface with ... Combination of PC and rubber keypad12, Automatic painting and laser etching process13, Excellent graphic contrast14,Increase readability in badly lit ... area15, Sprayed with color inks and laser etched to cut legend for a backlit effect16, ...