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Apogee Photochemical Reflectance Index (PRI) Sensors

Measuring Photochemical Reflectance Index , the PRI sensors from Apogee cover the 532 nm (Green) and 570 nm (Yellow) ranges for the measurement of plant canopy photosynthesis and response to stress.

The PRI sensors are available in upward or downward facing, and with SDI-12 or analogue outputs for different applications.

SKU: Apogee-PRI Category: