BSI - Model QSL-2100 - Quantum Scalar Laboratory Radiometers Brochure

Biospherical Instruments` Quantum Scalar Laboratory sensors make it possible to accurately measure PAR in aquatic or dry environments.   The QSL is available in either analog (QSL-2200) or digital (QSL-2100) output models.  The electronics are miniaturized to fit entirely in the handle of the light pipe and the entire sensor is submersible to 1 m depth for 30 s.