Reflectors serve the purpose of redirecting energy, such as light or sound, towards a desired direction. This is achieved through their reflective surfaces, which can be made from various materials designed to enhance reflection. In photography, reflectors are used to bounce light onto subjects, improving illumination and reducing shadows. In road safety, reflective materials are utilized in signs and markings to enhance visibility at night or in low-light conditions. In telecommunications, reflectors can improve signal transmission by directing radio waves more effectively. Overall, reflectors play a crucial role in enhancing visibility and efficiency in multiple fields.