The portable cuvette system WATER-PAM-II belongs to the group of WALZ PAM fluorometers for aquatic research.

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High Quality Instrumentation for Plant Sciences

Combining innovation and tradition have made the Heinz Walz GmbH one of the world’s top producers of photosynthesis measuring systems.


High-end systems for 2D and 3D imaging of chlorophyll fluorescence from the microscopic to the leaf level.

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The MICRO-PAM is one of the WALZ systems designed for long-term monitoring of photosynthesis.

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The DUAL-KLAS-NIR is an example of WALZ devices developed for basic research.

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Meetings & News

Upcoming Meetings

December 13 - 17, 2021
AGU21: Fall Meeting of the American Geophysical Society
New Orleans, LA & Online Everywhere

February 15 - 18, 2022
35. Conference on Molecular Biology of Plants
Hennef, Germany

February 27 - March 04, 2022
OSM 2022 (Ocean Sciences Meeting)
Honolulu, HI, USA

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WATER-PAM-II for phytoplankton analysis

The new WATER-PAM-II instrument is a versatile, portable, cuvette-based system for the analysis of microalgae samples. Ideal for the analysis of algae composition and photosynthetic PSII activity.

Its outstanding sensitivity and fast switch between red and blue light modes allow a comprehensive saturation pulse analysis of the total sample.

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MINI-PAM-II video released

The video introduces features and accessories of the MINI-PAM-II fluorometer. Including illustrative examples of application.

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