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 Delmhorst G-7 Grain Moisture Meter Learn More PP Systems Sample Injection Kit Learn More Photon Systems Instruments Magnetic Stirrer Learn More Photon Systems Instruments SpectraPen SP 110 Learn More