Overlays & Membrane switches - What are these?
Overlays and membrane switches could be considered as a kind of labels as they normally are self-adhesive and act as information carriers or displaying trademarks, but they also have a functional purpose.
A normal design consists of a thin transparent plastic with varied textures, materials and printing colours, display window, embossing and adhesives.
Overlays are used in a variety of electronic and electro mechanical products, as part of the design, for example, displays, keypads, as well a...