Reliable leveling instruments for construction sites: The Leica NA300 series of automatic (optical) levels has been designed for professionals who require the highest quality results on a daily basis. Construction sites often present obstacles and uneven surfaces, but the NA300 series levels are equipped to handle these challenges, ensuring precise and safe construction practices. The NA300 series is your dependable partner for accurate measurements and high-quality results. Thanks to its ergonomic design, the NA300 series levels are comfortable to use. This comfort, combined with the easy and hassle-free handling of the levels, makes them the perfect partner on any construction site.