As I understand, an example of anisotropic material is the one that has tiny ridges (as in the picture). Therefore, as the eye is moving (or object rotating), the eye can see either left or right side of each ridge, which can cause the appearance of the object to change.
As I understand, an example of anisotropic material is the one that has tiny ridges (as in the picture). Therefore, as the eye is moving (or object rotating), the eye can see either left or right side of each ridge, which can cause the appearance of the object to change.