Leaf-Clip FL 3500/LC Photon Systems Instruments Categories Crops , Photosynthesis, Chlorophyll & Respiration Brochure Send Enquiry Overview PSI Leaf-Clip FL 3500/LC measuring in leaves Equipped with a non-intrusive leaf-clip, this version is designed to measure fluorescence of plant leaves or their segments. Measured area: circle 12.7 mm (0.5 inch) in diameter. Back Our Related Products Photon Systems Instruments PlantPen PRI 200 & NDVI 300 Learn More Qubit Systems Q-Box CO650 Plant CO2 Analysis Learn More Photon Systems Instruments Open FluorCam FC 800-O/1010 and FC 800-O/2020 Learn More Others Munsell Plant Tissue Color Charts Learn More