Spectra Precision AL28M-1 Automatic Level 28 power with Measuring Rod-TENTHS and Tripod

• AL28M - 28 Power Magnification Automatic Site Level
• Protective Case
• Operating Manual
• Aluminum Tripod
• Measuring Rod - Measurements in TENTHS, 15 foot

• Magnetic dampened compensator
• Double-sided, continuous horizontal tangent drives
• Stadia lines for simple distance measurement
• Convenient horizontal angle measurement
• Built in bubble mirror and sighting guide
• Metal housing for increased durability
• Water resistant construction
• Includes hard shell case
• Two-person leveling across the job site
• Leveling forms and footers
• Checking elevation
• Measuring cut and fill

Spectra Precision AL28M-1 TECHNICAL DATA

• Magnification: 28X
• Dampening: Magnetic
• Accuracy*: +/- 1.5mm (0.06 inch)
• Leveling Accuracy @ 50m: 2.5mm
• Telescope:
• Aperture: 30mm (1.2 inch)
• 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.)
• Dimensions (L x W x H): Case: 170 x 280 x 190mm (6.7 x 11 x 7.5 in.)
• Weight Instrument: 1.6 kg (3.5 lb)
• Weight Case: 1.25kg (2.75 lb)
• * Standard deviation according to DIN 18723 on 1 km of double leveling