Features & Benefits

  • Choice of magnetic or air dampened automatic compensators
  • 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 hardshell case
  • Two-person leveling across the job site
  • Leveling forms and footers
  • Checking elevation
  • Measuring cut and fill

Including

  • AL28M
  • Case
  • Operating Manual

Technical Data

  • Magnification: 28X
  • Dampening: Magnetic
  • Accuracy*: +/-1.5mm
  • Leveling Accuracy @ 50m: 2.5mm
  • 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.)
  • 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

Trimble / Spectra AL28 Level

£185.00Price