Luminance measurement photometer TES-1339P

portableUSBautoranging

• Autoranging 5 steps and conversion to pmole/m2/s (PPFD: Photosynthetic Photon Flux Density). • Integral illuminance measurernent and conversion to mole/m2/d (Daily light integral). • Luminous intensity measurement. • Point - average function. • Spectral correction facto r function. (include LED) • Time-hold function. • Dual Display, 4 digit LCD reading. • Spectral Sensitivity close to CE photopic Curve. • Accu rate and Instant response. • Data Hold function. • Data memory and read function. • Reference value stored for relative or percentage deviation measu rement. • Ripple measurement for STRAY + LIGHT function. • Comparator function. • Auto power off function. • Backlight display function. • Auto datalogging & USB interface.