Leica NA320 Optical Level 360° 20x Zoom The Leica Geosystems NA300 Series Optical Levels have a unique design that can be widely used in the building and construction industry. With a better protected shape, these rugged levels offer increased ergonomic handling whilst ensuring you receive the highest quality results. They have been engineered for daily levelling tasks. Whatever the need, these levels measure with the highest precision and accuracy. A perfectly designed mirror makes it extremely easy to adjust the horizontal level with the highest possible accuracy and confidence. FEATURES Upright telescope image Superior performance 24x magnification Water and dust tight (IP) and impact resistant Simple operation Ergonomic design Upright telescope image Easy to use Fast set-up with side mirror view at bubble Smooth foot-screws for ease of adjustment Peep sight for quick line up to target SPECIFICATION Standard Deviation for 1km Double Levelling (ISO 17123-2): 2.5 mm Magnification: 20x Objective Aperture: 36 mm Shortest Target Distance From Instrument Axis: <1.0 mm Field of View At 100 m: <2.1 mm Multiplication Factor: 100 Compensator Working Range: ± 15 Compensator Setting Accuracy (Standard Deviation): < 0.5\" Compensator Sensitivity: 2 mm Horizontal Circle Graduation: 360° Horizontal Circle Graduation Interval: 1° Operating Temperature Range: –20°C to +40°C Weight: 1.5 kg