From very long ago human has been in need of light since he could not make a clear and accurate understanding of his surroundings without light. Darkness has always served as a source of obscurity for human and he has attempted to avoid darkness. Indeed, human much the same as butterflies is drawn toward light. It can rightly be stated that in the past, the major aim of seeking light was to satisfy the feeling of security. However, considering the urban life, a large number of city dwellers often spend considerable part of their time at night hours, this makes urban lighting twice importance to the extent that today lighting offers not only the feeling of security it also has a very important aspect, that is, beauty. Lighting brings more efficiency for urban spaces . . .