The DSZ32 Automatic Level combines high-performance optics with ergonomic design, featuring 32x magnification and 1.0mm leveling accuracy. It utilizes a precise X-shaped wire suspension air-damping compensator with a range of ≥±15' to maintain stability in vibrating environments. Distinguished by its ultra-short 0.4m minimum focus range, it excels in confined spaces. The unit is designed with integrated handrails for safe handling and carries an IP54 rating for water and dust resistance, ensuring reliability in the field.

The DSZ32B Automatic Level combines high precision with a powerful 32x magnification telescope, achieving a standard deviation of just 1.0mm (1km double-run leveling). It features a stable X-shaped wire suspension air-damping compensator with a range of ≥±15', ensuring reliable results even in unstable conditions. Designed for versatility, it offers an ultra-short minimum focus of 0.5m for work in confined spaces. With an IP54 rating for protection against high-pressure water jets, the DSZ32B is built to withstand harsh field environments.

The DADI DE2A-L is a 2" digital theodolite with a built-in coaxial red laser pointer specified for targeting up to 300 m. It provides 2" (0.6 mgon) angular accuracy through an absolute encoder, together with a 30x telescope, dual LCD displays and single-axis liquid-electric compensation over a ±3' range. The main unit weighs 4.1 kg and includes an internal Class 2 laser plummet.

The DE2A-AC is a high-precision autocollimating electronic theodolite specifically designed for engineering and industrial applications. Combining a 2" high-precision absolute encoding angle measurement system with a precise autocollimation module, it is exceptionally well-suited for axis alignment and angular calibration. Equipped with single-axis liquid-electric compensation and a clear 30x erect-image telescope, it significantly enhances on-site operational efficiency.

The DADI DUSV 8 × iADCP Integrated Current Profiling System is an all-in-one autonomous solution engineered for high-precision water velocity and discharge measurement. By seamlessly combining the DUSV 8 autonomous marine platform with the high-performance iADCP acoustic profiler, this system resolves industry challenges such as software fragmentation, velocity drift in high-sediment waters, severe weather stability, and standardized hydrological report compliance.

The DSZ38 Automatic Level is a high-precision instrument engineered for critical engineering and monitoring tasks. It features powerful 38x magnification optics and achieves a superior leveling accuracy of 0.7mm (Standard Deviation for 1km double-run). The unit utilizes a rapid-stabilizing X-shaped wire suspension air-damping compensator with ±0.3" accuracy. Built for extreme durability, the DSZ38 boasts a Superior IP66 rating, providing complete protection against dust ingress and high-pressure water jets, ensuring consistent performance on the toughest job sites.

This high-performance Total Station ensures mission-critical reliability with 2" angular accuracy and precise distance measurement (2mm+3ppm Prism / 3mm+2ppm Reflectorless). Engineered for efficiency, it offers rapid measuring speeds of 1.0s (Standard) and 0.8s (Tracking). The unit features a liquid-electric dual-axis compensator with a ±3' range to automatically correct tilt errors. With a compact 6.8kg rugged body, it combines portability with the durability needed for harsh job sites.

The DADI DL32 Digital Level revolutionizes surveying workflow by offering High Precision Digital Reading, achieving 0.8mm accuracy (1km double-run) to effectively eliminate human reading errors. It maximizes efficiency with a rapid measurement speed of just 1–3 seconds per point. Powered by standard 4x AA batteries, the device ensures over 20 hours of continuous operation. Built for reliability, the DL32 features a stable magnetic compensator and a robust IP65 protection rating, guaranteeing performance in dusty, wet, or vibrating environments.