When we get a spectrophotometer, we will notice that the technical parameters of the product are marked as optical geometry: reflectanceSCI/SCE and transmittanc...

The color difference unit, NBS, is derived from the unit of color difference formula which is established by Judd-Hunter. In 1939, the American Bureau of Standa...

There are three major elements to perceive color: light, object and observer. Any change of these three elements will influence the observers color perception. ...

In the visual observing situation, the observer is the human eye that receives the light reflected from or transmitted through an object, and the brain which pe...