Membrane Switch with Optical fiber 

The membrane panel is the entire membrane switch "coat". On the basis of the reasonable arrangement of buttons, through different colors, patterns and key shapes. Make the whole membrane keypad switch play a necessary decorative role. The main function of the keyboard panel layer is to play the role of marking and keying. So the selected material must have high transparency, high ink adhesion, high elasticity, folding resistance, etc. PRODUCT DISPLAY