There are many factors that must be included when upgrading to LED fixtures on the lighting designer. The optimization process includes running multiple tests to see which products and the number of products will satisfy the lighting conditions set by the customer. The optimization process is always handled with a scientific approach by utilizing 2 and 3 dimensional computer models while factoring in ambient temperature, sunlight exposure, floor surface color, corridor width and ceiling height. Below are some examples of lighting designs and the figures that accompany them.