Spectra Precision Autolevel, 20x Magnification, Magnetic Dampened - AL20M

Product Code: ET16845

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Spectra Precision Autolevel, 20x Magnification, Magnetic Dampened

Model Number: AL20M

Features:

The Spectra Precision Autolevel, 20x Magnification, Magnetic Dampened is a high-quality instrument that can deliver precise elevation control and alignment tasks, such as general building construction, cut and fill measurements, area leveling, and more.
Choice of Magnification
- 20x, 24x, 28x or 32x magnifications suited to various applications.
Choice of Magnetic or Air Damped
- Magnetic compensators are ideally suited for use in high-vibration areas. Air-damped compensators are best suited to achieve higher accuracy at longer distances.
Superior Optics
- Bright, sharp images even in low light conditions.
Continuous Horizontal Tangent Drives
- Double-sided, continuous horizontal tangent drives allow smooth, easy aligning to the target; right or left hand use.
Stadia Lines
- Stadia lines for simple distance measurement - adds versatility to the instrument.
Angle Measurement
- Horizontal scale directly below the eyepiece makes angle measurement quick and convenient
Water Resistant Construction
- Built for use in harsh construction environments.
Built-in Bubble Mirror
- Easy to see circular bubble for quicker setup and leveling.
Metal Housings
- Rugged metal housings provide increased durability.
Hard-shell Carrying Case
- Protects the instrument when not in use

User Benefits:

Multiple magnifications and compensation methods to fit all jobsite conditions
Quick, easy setup and adjustment with built-in bubble mirror and continuous horizontal tangent drives
Built-in sighting scope for quick sighting to grade rods
Complete packages available with tripods and grade rods
Hard-shelled carrying case with plumb bob, toolkit, rain hood

Applications:

General Construction
- Leveling concrete forms and footers
- Vertical alignment such as anchor bolt and form alignment

Machine Guidance Compatible
- Dual slope grading and steep slope excavating
- Slope work for sports fields, tennis courts, driveways, parking garages, ramps

Specifications:

Magnification: 20x
Accuracy: +/- 2.5 mm (0.10 in)*
Aperture: 30 mm (1.2 in)
Shortest Focus: 0.6 m (1.97 ft)
Compensator: Magnetic dampened
Telescope: Aperture 30mm (1.2 in.)
- Telescope image: Erect
- Field of view angle: 1⁰20'
- Shortest focus distance: 0.60m (1.97 ft.)
- Stadia constant: 100
- Addition constant: 0
Dimensions (L x W x H):
- Instrument: 103 x 190 x 135mm (5.2 x 7.5 x 5.3 in.)
- Case: 170 x 280 x 190mm (6.7 x 11 x 7.5 in.)
Weight:
- Instrument: 1.6 kg (3.5 lb)
- Case: 1.25kg (2.75 lb)