At the beginning of the color world, there are three primary colors -- red, yellow and blue. If you mix any of these colors together, the mixtures are called secondary colors. If primary and secondary ...

3d printing has come huge strides in ability to construct detailed objects. Unfortunately, color is still a considerable limitation. Here, some people at the Reprap blog are having fun coming up with ...

High-brightness (HB) LEDs continue to increase in popularity due to the numerous advantages they offer when compared to the conventional lighting solutions. One of the advantages of HB LEDs is their ...