The so-called backlight should be a light source located behind the LCD display, and its luminous effect will directly affect the visual effect of the LCD display module. The LCD display itself does not emit light. It displays graphics or characters

The so-called LED refers to LightEmittingDiode, also known as a light-emitting diode. Simply put, it refers to the charge carriers injected into the PN junction. After the minority and majority charge carriers recombine, they release energy and manifest in the form of light, thereby achieving electroluminescence. This product and its applications are not new, and their applications can be seen everywhere in our current real life,

In some outdoor billboards or signs, we often find that they are decorated with a lot of LED light strings, and the light strings are rich in color, can be varied according to the different time effect, so as to achieve both beautiful

led digital tube commonly used segment number is generally 7, some plus a decimal point, and one is similar to 3 "+1" type. Half a digit, one, two, three, four, five, six, eight, ten, and so on.... led nixie tube according to the LED connection meth

1, according to the control mode: divided into internal control mode (internal single chip microcomputer, electricity automatically discoloration) and external control mode (need external controller to discoloration).2, according to the way of chang

3G-BW650M black and white double-sided adhesive is mainly used in the back light source, plays a fixed, shading effect (to block the side light and lamp light), also called shading film, black and white film, referred to as black and white adhesive