What the graphic overlay is? Graphic overlays, also known as front panels, are an element of masking controllers or other electronic devices. The front panel consists of two layers: Graphic foil – transparent foil made of polyester PET or polycarbonate PC,...
In PCB and Cu-Flex keypad’s construction, flexible or rigid printed circuit board (PCB) is base. What is the Cu-Flex and PCB? The printed circuit board (PCB) consists of an insulating material on which paths and solder pads are located. It is made with an etching...
Membrane keypad called also the foil keypad – consisted of many layers of films, with different properties and functions, combined with adhesive overlays. The basic elements of the membrane keypad Graphic overlay – is the first layer covering the keypad on the...