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General Membership

Joining CNIRS is easy and affordable. Annual dues are just $20.  You can join through this website or as a technical section through SAS.  If you are not a member and want to join, click the Member Signup button.


CNIRS sponsors the International Diffuse Reflectance Conference (IDRC) held in Chambersburg, PA every other year.  The next conference is being held in July 2020.  For more information on the conference - click the IDRC 2020 link..


CNIRS members have access to previous IDRC shootout data sets.  Please see the documents link for members access to the shootout files.