Auto Level Survey Instrument

Professional auto level survey instrument with 32X magnification and magnetic damping compensator. Features 38mm objective aperture, ±0.6" compensator accuracy, IP54 protection rating, and operates from -20℃ to +50℃. Ideal for construction, engineering, and land surveying applications requiring precise leveling measurements.

Professional DS32-D auto level survey instrument featuring 32× telescope magnification, 1.0mm standard deviation accuracy, and optional 360°/400Gon horizontal circle. Includes wire-hung air-damping compensator with ±15' working range, erect image telescope, and comprehensive accessory kit. ISO9001 certified manufacturer with global distribution.

Professional 32X magnification auto level survey instrument featuring magnetic damping compensator with ±0.6" accuracy. Built with shockproof design and IP54 protection for field durability. Available in multiple magnification options with working temperature range of -20℃ to +50℃. ISO9001 certified manufacturer with global distribution.

Professional 32X magnification auto level survey instrument featuring erect image technology, ≤4" resolution accuracy, and wide -25℃ to +50℃ operating temperature range. Ideal for construction and surveying applications with stadia multiplication constant of 100mm and comprehensive standard accessories. Manufactured by ISO9001 certified Geo-Allen with global service support.

Professional yellow auto level survey instrument featuring air damping technology for enhanced stability. Offers 24X magnification, 40mm objective aperture, and ±15' compensating range. Ideal for construction, engineering, and land surveying applications with high precision and reliability. Manufactured by ISO9001 certified Geo-Allen with global distribution.

Professional GAL series automatic level machine featuring advanced air damping technology for stable measurements. Available in 20X, 24X, 28X, and 32X magnification options with erect image and double-run leveling capability. ISO9001 certified manufacturer with global distribution network and 17+ years of industry expertise.

Professional 300mm optical collimator with dual tubes for precise calibration of surveying instruments. Features 50mm aperture, 2m to infinity working range, 15-30 arcsecond precision, and 20kg load capacity. ISO9001 certified manufacturer with 17 years of precision instrument expertise.

Professional DS32M auto level with magnetic damping system for construction surveying. Features 32X magnification, 45mm objective lens, ±0.3'' accuracy, and lightweight 2.7kg design. Ideal for precise leveling applications with quick stabilization and reliable performance.

Professional 2-piece optical collimator featuring 300mm focusing range and 20" accuracy for precise autolevel and theodolite calibration. Includes adjustable horizontal/vertical axes, 40kg platform capacity, and 6V operation. Manufactured by ISO9001 certified Geo-Allen with 17+ years of surveying equipment expertise.

Professional digital auto level machine featuring advanced 1.5mm/km accuracy, magnetic-damped compensator, and 16MB data storage. With 32× magnification telescope, USB connectivity, and IP54 protection, this instrument delivers precise leveling measurements from -20°C to 50°C operating temperatures.

Professional AL Series Auto Level with 30X magnification, erect image telescope, and precise compensator offering ±0.3" accuracy. Features wide temperature range (-25℃ to 50℃), multiple magnification options, and ISO9001 certified manufacturing. Ideal for construction, engineering, and land surveying applications with reliable performance and optional accessories.

Professional YR-17 brass hand level featuring 2x magnification, 6-inch extendable eyepiece, and internally mounted bubble assembly. Heavy duty construction ensures durability for surveying applications. Manufactured by ISO9001-certified Geo-Allen with 17 years of precision instrument expertise.

Professional NTDS auto level survey instrument featuring magnetic damping technology, IP54 weatherproof rating, and multiple magnification options (20X-32X). Provides high precision measurements with accuracy up to ±0.3" and standard error of 1.0mm per km. Ideal for construction, engineering, and land surveying applications with global ISO9001 certified manufacturing.

Professional surveying auto level with 38× magnification and 50mm objective aperture. Features ≤0.7mm standard deviation per km, fast ≤2s leveling time, and wide -30℃ to +50℃ operating range. ISO9001 certified manufacturer with global distribution network.

Professional DS03 auto level featuring 42× magnification and Invar staff compatibility. Delivers ±0.3mm/km precision with IP55 protection, 10+ hour battery life, and wide -30℃ to +50℃ operating range. Ideal for geodetic leveling, engineering surveys, and deformation monitoring applications requiring superior accuracy and reliability.