Artificial illumination of a surface with the light source (sun) in an arbitrary direction (sun declination) at an azimuth measured clockwise from north and a fairly low elevation (sun inclination) above the horizon. Changing the sun direction and elevation causes shadows that emphasize different features.
This website uses cookies. If you continue without changing your browser settings, you consent to our use of cookies in accordance with our cookie policy. You can disable cookies at any time. Learn more
We also use partner advertising cookies to deliver targeted, geophysics-related advertising to you; these cookies are not added without your direct consent.