As we all know, many home projectors adopt LED as the light source. These projectors are often called LED projectors. But do you know what is 4LED projectors?
Most LED projectors on the market are 3LED projectors, which adopt three LED lights of RGB primary colors, including red, green, and blue color. The three primary colors then can be combined and constructed all the colors of an image.
4LED projectors will add an additional pump blue LED to the 3LED system, which can add more green light output and improve the brightness by 8%-20% percent.
In short, 4LED projectors can greatly improve the lamp life, brightness, and color performance. However, the size of 4LED projectors is much bigger and the cost is much higher.