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Nikon AE-7 this high-performance automatic level features airtight, dry-nitrogen filled optics. Waterproof and fog proof, these instruments provide high accuracy in humid tunnels, unforgiving terrain and inclement weather. Key Features for AE-7 Automatic Level are waterproof- The airtight, gas-filled ( dry nitrogen gas) design of the telescope is perfect for wet or humid environments. Nikon-Inches unique automatic compensator employs a wire-suspended pendulum and an air damper to prevent magnetic interference.
Features Nikon AE-7:
• 30x magnification
• 0.98-foot minimum focusing distance
• 1/ 16 inch accuracy
• 0.35 arc-second compensator accuracy
• Optional 360-degree horizontal circle
• Automatic air-dampened compensator
• Removable eyepiece
• Standard optical sight lens
• Gas filled telescope
• Large focusing knob
• Fine adjustment knobs on both sides
• Penta prism for easy horizontal level viewing
• Friction brake for rapid rotation
• Compact and lightweight
• IP57 dust and water resistant
• 5/ 8-11 tripod thread
Specifications for the Nikon AE-7 30X Automatic Level
General
• Weight: 3.7 lbs ( 1.7 kg)
• Warranty: 1-year
• Tripod Thread: 5/ 8-11
• Protection Class: IP57 ( protected against dust and water immersion)
• Self-Leveling: yes
• Units of Measure: Degrees
Distance Measurement
• Time: 0.98 ft. ( 0.3 m)
Accuracy
• Leveling: 1/ 16 in. per km double-run ( 1.0 mm)
Telescope
• Magnification: 30x
• Field of View: 2.6 ft. at 100 ft. ( 1° 30' )
• Diameter of Objective: 1.57 in. ( 40 mm)
Features
• Bubble Vial: 10' / 2mm
• Adjustment Knobs: 2
• Leveling Screws: yes
• Horizontal Circle: 360°
• Sighting Scope: yes
Compensator
• Type: Wire-hung, air damper
• Accuracy: < 0.35”
• Range: ± 12’
