Trimble Navigation Ltd.

Spectra Precision GL612 & GL622 Grade Lasers

The Spectra Precision GL612 & GL622 grade lasers are automatic self-leveling and feature grade capability of ± 25%.

  • GL612 single grade and GL622 dual grade lasers
  • Include RC602 full-function radio remote control with back-lit intuitive graphic display
  • Includes HL750 Laserometer with digital readout of elevation for an operating diameter of up to 2,600 ft.
  • PlaneLok available in horizontal and vertical planes to automatically lock the beam on the receiver and keep it on grade
  • Automatic temperature and grade compensation
  • IP67 rating
  • Protected against water and dust

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