GL OPTI PROBE 1.0.11 Luminance Usage

The GL OPTI PROBE 1.1 diffuser has been designed for measurements of : 

• Illuminance 

• PAR 

in an aquatic environment.  

Waterproof thanks to its watertight casing, it enables you to carry out tests in real-life conditions. 

Technical data are identical to those of the spectrometer used.