Consists many different areas. Streets, tunnels, urban green areas and so on. The light itself is important but also keep on mind the optics. Good and right selected optics can affect up to 10% of overall gain! The light should be directed where it´s needed not somewhere around. Our manufacturers are experts in optics and overall performance of luminaries. Good outdoor lighting increases the value of residential area, makes the atmosphere and creates safety. And It´s not disturbing neighborhood.
Quality is also important, especially with outdoor lighting because the change or maintenance use to be expensive with all required work around it.