Lighting is made up of many small components. From the bulbs used to emit light to the wiring used to connect them, a lighting system is an intricate combination of elements. Lighting is a form of energy used to illuminate and enhance the appearance, atmosphere, and functionality of an area. It consists of three main components: the source of illumination, the means of distributing light, and the control mechanism. Examples of sources of illumination include incandescent bulbs, halogen bulbs, fluorescents, or LEDs. The way light is distributed can be both direct and indirect – direct light pointing in a specific direction or indirect lighting projected off of a reflective surface. Additionally, depending on what product you choose, there are different mechanisms for controlling the light. This includes dimmers, switches, scene controllers, or motion sensors that allow users to adjust the illumination of a space for different purposes. The use of lights has a great impact on how people interact with a space. When used strategically, lighting can regulate emotions and influence behavior, contributing to an atmosphere that combines comfort and productivity. Different types of lighting create different psychological effects and can be used to influence feelings of security, relaxation, stimulation, and pleasure. In conclusion, lighting is a complex system of components. It has the ability to create an atmosphere that encourages comfort and productivity while consuming the least amount of energy. By understanding the different components of a lighting system, you can choose the best lighting set-up depending on the requirements of the specific space.