Opti Logic Black 1000 LH Laser Rangefinder - Hypsometer height measurement system combines a pulsed laser rangefinder and a vertical angle sensor in a lightweight, easy-to-use package. The hand-held OptiLogic Laser Range-finder / Hypsometer 1000 LH is capable of measuring distances to noncooperative targets up to 1000 yards away, depending on target size and reflectivity. Incorporating an internal electronic tilt sensor, the Opti Logic 1000LH Rangefinder / Hypsometer makes vertical angle measurements with better than 1 degree resolution to remotely determine object heights. Applications of the OptiLogic 1000LH Laser Rangefinder / Hypsometer include tree height measurements, construction, utilities, architectural measurements, landscaping, real estate appraisal, and much more. The Opti-Logic 1000LH Laser Range Finder / Hypsometer is ideal for applications where surveying quality measurements are not required and higher instrument cost is not justifiable. Opti-Logic Laser Range-Finder / Hypsometer 1000LH is designed for years of trouble-free operation and is proudly Made in the USA.