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Spectra GL722

The Spectra GL722 Grade Laser

Spectra GL722 Grade Laser


UL633N Grade Laser

The GL722 dual grade laser is one of the most advanced grade lasers on the market. The long range operation, advanced radio remote, grade matching, Planelok and Automatic Axis Alignment features mean that you can do quick but highly accurate set-ups for any grade application.

long laser range

How long is long range?

Add the power of remote control.

Don't stop at just the GL722, add more functionality and convenience to your job with two key instruments that compliment the GL722.

RC703 Remote Control Specifications

Radio Type: 2.4 GHz spread spectrum, encrypted to each laser transmitter

Battery Life: 2.5 weeks

Optical Axis Fine Adjust

Automatic Alignment Range ±40° Max

225 m (750 ft) General Operation Range

150 m (500 ft) Automatic Alignment Range

Height 19 cm (7.5 in)

Width 10.8 cm (4.25 in)

Depth 4.4 cm (1.75 in)

Weight 0.40 kg (0.86 lb)


CR600 Specifications

270-degree reception angle.

Dual mount option (clamp or magnet)

Display channels: 15.

Detection accuracies: 5.

Super bright LED indicators.

Spectral sensitivity.

Audio indication.

Battery life up to 100 hours.

dual grade laser range


Features & Benefits

Active Temperature Compensation - accurate, stable results regardless of temperature change

Long Range Wireless Link - unaffected by direction or sunlight provides quick, accurate set-up even when the laser is on a 3m tripod and provides full functional control of the laser

Protective Lens Hood - ensures laser performance in inclement weather means the laser will work when you are working regardless of weather

Intuitive, simple controls - makes using the GL700 Series easy to use and learn

Long Life Battery - flexible power options, battery life indicator and wireless operated sleep mode that saves battery during breaks

Fully Sealed, Rugged Aluminum Housing - with weather-resistant control panel, allow you to work in all weather and work conditions

Grade Bump - allows you to simply raise or lower the grade remotely

Grade Reverse - Mirrors the grade setting with the push of a button, flipping the set grade for example from +1% to -1%

Automatic off-grade sensor - prevents incorrect grading and wasted man and machine hours

Long range remote - 225m (750ft) for general operation and 150m (500ft) automatic alignment

Automatic Axis Alignment - allows you to align automatically to your grade hub eliminating costly error by not being aligned correctly when using grade

Machine Control Compatible - works with all laser-based machine control systems

Infrared Model - for rail work where red beams are not allowed on live track – The GL722IR provides all the benefits of the standard model but with Infrared beam

gl722 laser

Grade Range

Axis Grade Range X
-10 to +10% (GL710, GL720, GL722)


Axis Grade Range Y

-0.500 to +25% (GL720, GL722)


GL710 self levels to 10%
GL720, GL722, self-level to 25%


Grade Resolution

0.001% Servo Deadband Accuracy

4.6 arc seconds (GL710, GL720, GL722)


Laser Classification




Laser – 450 m (1500 ft) with Spectra

Precision Lasers machine-mounted receivers

Mounting Threads

5/8” x 11” on all models
3 1/2” X 8” Mounting Adapter optional


Waterproof Housing

Waterproof Aluminum Housing



Weight  8.5 kg (18.8 lbs.)

Height  29.8 cm (11.75 in)

Width  25.4 cm (10.0 in)

Depth  19.7 cm (7.75 in)

Available Options

GL720 comes with HL700 Receiver

GL722 comes with CR600 ​Receiver


Rod Mount for Remote Control

M100 Mount converts all models to a 3 1/2” x 8 Mounting Thread or Quick Disconnect

GL700 laser at construction site
Count on the GL722.
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