Choose an Instrument:
LI-7700 Open Path CH4 Analyzer
LI-7500A Open Path CO2/H2O Analyzer
LI-7200 Enclosed CO2/H2O Analyzer
LI-6400XT Portable Photosynthesis System
LI-8100A Automated Soil CO2 Flux System
LI-7000 Differential CO2/H2O Analyzer
LI-840A CO2/H2O Analyzer
LI-820 CO2 Analyzer
LAI-2200 Plant Canopy Analyzer
LI-3000C Portable Area Meter
LI-3100C Area Meter
Light Sensors 
LI-250A Light Meter
LI-1400 Datalogger
Resources for discontinued instruments are available in the Support Library.
Manuals
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Software
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Technical Documents
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Additional resources are available in the Support library.
Or, contact LI-COR technical support here or by phone: 800-447-3576.
Light Sensor Calibration Data
Visit the Support Library for Radiation Sensor Constants, applicable Multipliers, and a printable copy of the LI-COR Calibration Certificate.