The Leica Geosystems NA724 Automatic Level has the following specification:
Magnification: 24x.Telescope Image: Upright.Type: Nitrogen Filled Telescope.Lens Diameter: 36mm.Shortest Target Distance: 0.5m.Angle Measurement: 360° or 400 gon.
Distance Measurement
Multiplication Factor: 100.Additive Constant: 0/Circular Level: 2mm.Horizontal Drive: Both Sides, Endless.
Accuracy (Standard Deviation)
Per km Double Levelling: 2.0mm.Single Measurement With 30m Target Distance: 1.2mm.
Compensator
Setting Accuracy: < 0.5in.Tilt Area: ± 15.
Environmental Stresses
Drop Resistance: ISO 9022-33-5.Water/Dust Tightness: IP 57 (Submersible).Operating Temperature: –20 to +50°C.
Size: 19x12x12cm.Weight: 1.6kg.