Receivers / Detectors

The Spectra Precision® HR320 Laser Sensor / Receiver is a durable laser receiver for exterior leveling applications. LCD’s on the front and back display a 5 segment grade arrow that indicates grade position. A loud beeper is designed to be heard on noisy job sites. Fine and medium accuracies are selectable to meet various applications and conditions.

The Spectra Precision® HL450 Laser Sensor / Receiver is an easy-to-use tool that accurately measures elevations across the site, and is ideal for use with any rotating transmitter. Highly versatile HL450 laser sensor / receiver for basic and advanced leveling and aligning applications.

The Spectra Precision HL760 Sensor / Receiver features a digital readout of elevation that provides a numeric display of ± 5 cm (± 2 inches). The readout is displayed on the large front and rear LCD’s and shows exactly how far the elevation is from on-grade for fast and easy cut/fill readings. Accurate measurements can be made without moving the rod clamp, saving time and increasing productivity. Selectable units of measure can be displayed meeting your application – mm, cm, ft, in or fractional inches.

Package Includes: GPR Receiver and bracket for the GPR-R95 Laser.

This Topcon LS-80L receivers allow a single crew member to quickly and accurately finish any job, from sub-base leveling to concrete finishing. 5 levels of LCD display precision Extended battery life Quick find sensor “SmartClamp” adjustable rod clamp Auto shut-off Package includes: Receiver, bracket and batteries.