Silicone Rubber Membrane Keypad With Led

CUSTOM KEYBOARD MEMBRANE SWITCHES   The three-dimensional key can not only accurately specify the range of the key body, improve the recognition speed, and make the operator's touch more sensitive, but also enhance the decorative effect of the product appearance. The production of the three-dimensional key must be done in the design stage of the panel. Arrangement, with process holes, in order to have accurate positioning when the mold is pressed, the height of the three-dimensional protrusions should generally not exceed twice the thickness of the substrate. In order to improve the appearance of the product, the protrusions of the raised membrane switch can be changed in various ways.   Membrane switch is an operating system that integrates key functions, indicating elements and instrument panels. It consists of four parts: panel, upper circuit, isolation layer and lower circuit. When the membrane switch is pressed, the contacts of the upper circuit are deform…