In the early days, the metal dome did not have dots. Now many metal domes have one or more contacts, which can increase the friction between the product and the snap dome. There is also a special metal dome with four contacts. The three peripheral contacts are used to be stuck in a fixed position by

Metal dome array is a piece of PET sheet containing metal shrapnel (pot slice), which is used as a switch on PCB or FPC and other circuit boards. It plays an important role of touch switch between the user and the instrument. Compared with traditional silica gel keys, membrane keys have a better fee

DongChen is a professional custom metal dome manufacturer China, mainly providing one-stop services such as metal domes, metal dome arrays, etc.

The main function of the film button is the button. The button is composed of film, metal domes and circuit. There are many types of metal domes. We use metal metal domes in the button, which is more in line with the needs of the button. Let me give you a brief introduction. What are the types of me

Dongchen is China's leading light guide film manufacturer, with world-leading technology, and has reached long-term cooperation with world-renowned companies. The quality of light guide film products is also very strict, so what test items will be carried out when producing light guide film?Test ite