Alignment lasers are precision tools used in various industries to ensure that equipment and structures are correctly positioned. They emit a straight beam of light, which helps technicians and engineers align components accurately. This is crucial in fields like construction, manufacturing, and even in the installation of solar panels. These lasers can be handheld or mounted on tripods, and they often come with adjustable settings for different applications. By projecting a visible line or dot, alignment lasers simplify the alignment process, reducing the risk of errors and improving overall efficiency in projects involving machinery or building frameworks.