Foshan Shunde Arnold Precision Machinery Manufacturing Co. Ltd.   

A brief introduction, in all relates to the color of the process, with the visual evaluation of color is very important. When watching the same items in different light source or environment, appear in our eyes the color of more or less there will be some deviations, this is because of the different light source has different radiant energy, the exposure to the object, will show different colors. In order to make a visual assessment standard, is the simplest method in verification of goods color, must be in the same light source and control conditions. For example, commonly used artificial fluorescent lamp (natural light) CIED65 (6500K color), otherwise all the comments