Die physiologischen Grundlagen der Strassenbeleuchtung.

In this article the following subjects are treated per chapter . 1- The properties of the eye in connection with their importance in street lighting. 2- The motions; luminance and lucidity and there importance for the street lighting and the photometry. 3- Perception of contrast in street lighting. 4- visual acuity and perception capacity in street lighting. 5- The problem of glare in street lighting.