Artificial light
Tungsten or artificial light is light , the artificial light sources is produced, as opposed to natural light .
In the photograph , it usually refers to a light with a color temperature of about 3400 K .
See also
literature
- DG Rieck and Ir. LH Verbeck: Artificial light and photography. A treatise on artificial light sources and their uses in the technique of photography . Eindhoven: Philips' Technical Library 1952