
LI-6400XT Portable Photosynthesis System
- Accurate and Precise: accurate to 1.5%; precision of ± 0.09% at CO2 350 ppm
- Gas analyzers in the sensor head provide rapid response and eliminate time delays.
- Portable: Laboratory-quality measurements in a field-portable system.
- Rugged: Used in environments ranging from the moist tropics to the dry arctic.
- Flexible: A variety of applications are supported by many chambers and light sources.
- An unprecedented level of automation and flexibility is provided through the open-source software.
- Powerful networking capability provides a variety of data output, file-sharing, remote diagnostics and training possibilities.
- Complete Solution: The LI-6400XT measures fluorescence and gas exchange simultaneously over the same leaf area with full control of environmental variables.
- Reliable: LI-COR’s commitment to continuous innovation and quality products (ISO 9001:2001 certified) ensures your LI-6400XT remains a smart choice for years to come.

LI-6800 Portable Photosynthesis System
An instrument that makes discovery more fun:
- Guides you to better measurements with a large touchscreen display.
- Displays informative, full color plots-so you can track the progress of each measurement
- On-screen messages alert you to issues with the measurement and control ranges-so you can collect consistent, high quality data.
- Automated system tests to ensure that the instrument is performing at its best.
An instrument that keeps up with you:
- Capable of survey measurements in less than one minute, with batteries that can last all day.
- Achieves an ideal balance of lightweight and high performance.
- User-cleanable optics and simple maintenance procedures minimize downtime and maintenance costs.
An instrument that is designed for the world:
- Uses common 8-gram CO2 cartridges and metric hardware.
- Rugged and dependable, the LI-6800 is ready to collect data wherever your research takes you.