All Entries in the "Plant Pens" Category

post thumbnail

Z995 FluorPen PAR

Includes all the features of the Z990 FluorPen with all the extra options i.e. it measures Ft, QY, NPQ, OJIP, and Light Curve (QY) plus it incorporates an integrated Light Meter for direct digital readouts of Photosynthetically Active Radiation (PAR) in the range from 400 to 700 nm.

post thumbnail

Z955 N-Pen

Measures relative nitrogen content by means of light reflectance from the leaf and corellation between calculated NDGI and total Nitrogen.

post thumbnail

Z951 NDVI-Pen

Measures the Normalized Difference Vegetation Index (NDVI), an important indicator of chlorophyll content in plants, as calculated from measurements of reflected light at two distinct wavelengths, Red (635nm) and NIR (760 nm)

post thumbnail

Z950 PRI-Pen

PlantPen that measures Photochemical Reflectance Index (PRI) by comparing leaf reflectance in two narrow wavelength bands centered close to 531 nm and 570 nm.

post thumbnail

Z990 FluorPen

Hand-held chlorophyll fluorometer, ideal for screening plants. It measures Ft, QY (standard), NPQ, OJIP, and Light Curve (QY)