The SOKKIA Auto Level B-40 is a reliable optical leveling instrument built for construction, surveying, and engineering projects. It features 24× magnification and a 32 mm objective lens for clear and accurate results, delivering an accuracy of ±2.0 mm over a 1 km double-run leveling. With a magnetic damping compensator and a ±15′ range, the B-40 provides stable and precise leveling even on uneven surfaces. Its IPX6-rated water resistance and durable construction ensure reliable performance in tough environments. The minimum focus distance of 0.2 m adds versatility, making it suitable for both close and long-range tasks. Compact, rugged, and easy to use, the SOKKIA B-40 Auto Level is the perfect choice for professionals seeking precision and durability in the field.