Want full control over the light and shadows in your photography? Understanding how light works is necessary, and this paper will attempt to explain how to affect the lighting, shadow quality, and apparent shininess of your subject.
The light source has 4 properties that affect the lighting of the scene.
1. Apparent size
2. Distance from subject
3. Intensity (brightness)
4. Color temperature
The subject has 2 properties
1. Surface reflectivity
2. Surface roughness