Light is a form of Energy that is essential to life in all its forms since we started each day. The main function of light is for visibility.
The light also influences the human nervous system. Light makes human perception and processing from visible things perfectly. It can be said that “LIGHT” is an essential element for human activities during the day and the lighting is a key element to encourage the effective performance of each individual.
The lighting in different environment makes a different vision in inevitably. Then, if we need the maximum efficiency in the visible but don't want to make any harms to eyes, the lighting shhould be managed in the appropriate approach in order to support the nature of each task indeed, and "TASK LIGHTING" for all of visibility, and for all of us.