Spectra's LR50 laser machine receiver is designed to be used as a stand-alone display receiver on grading and excavating equipment including: dozers, excavators, backhoes, scrapers, and box blades.

Built-in blade tilt indicator helps the operators keep the blade level for increased accuracy and productivity
Center On-grade provides an equal amount of grade information above and below on-grade
Offset on-grade for productive excavation provides additional above grade information for less undercuts
Built-in plumb indicator for fast, accurate grade checking in excavation applications