Welcome to the openNIRS.org website - here you will find documentation and files for open Near InfraRed-Spectroscopy (NIRS) instrumentation hardware.

For an introduction to the subject NIRS and optical Tomography, an overview of the state of technology (2014), documentation of the system concept, hardware, software and mechanical design and some evaluation and analysis results, please see the Documentation section and the corresponding Publication.

For schematics, layout, program code and CAD (STL) files please see the Files section.

Before using any material on this website, please make sure to read the License Information for this open source/ hardware project and the below Warning/ Disclaimer.


If you choose to use the information and materials for openNIRS hardware provided on this website, you do this ENTIRELY AT YOUR OWN RISK.
The hardware was carefully designed to reduce any risks, e.g. by using batteries as energy and LEDs as light sources. However, everything provided on this website is done so WITHOUT ANY WARRANTY, especially without warranty of functionality, safety, completeness or merchantability.
By using the provided materials on this website, you agree to do so on your own risk and responsibility.

 Creative Commons License
www.opennirs.org by Alexander von Lühmann is licensed under a
Creative Commons Attribution-NonCommercial 4.0 International License