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 Skye Instruments PAR Sensors Learn More Spectrum Technologies IPM Scope Learn More Spectrum Technologies LightScout Quantum Meters Learn More Qubit Systems S129 Methane Analyzer 500ppm Learn More