What is a True Lighting Plan?
A true lighting design is mathematically formulated to fit the space. How do I know if a lighting plan is actually a mathematically formulated lighting plan? When the legend list the actual lamp going into the fixture. In the example above the lighting legend has no specifications. This example only shows symbols, which means there was not a formulated lighting plan. It is left wide open for interpretation. This is an example of a formulated lighting plan. The legend is specifying fixtures, trims and lamps, leaving no room for interpretation. Many times the wattage is specified on a legend. Wattage tells how much electricity the lamp will burn. Wattage tells nothing about the amount of light a lamp can produce. Candlepower is a lamp measurement. It measures the focused quantity or intensity of directional lamps (recessed cans). A lighting designer measures the candlepower and formulates how much is needed at that area. When the fixtures are measured to their centerlines on plan view. E
