Mar 14, 2013 #1 W West Mariculture New Member View Badges Joined Mar 14, 2013 Messages 9 Reaction score 1 Location United States Rating - 0% 0 0 0 Check this out: Spectrometer | publiclaboratory.org Open source spectrometer!
Mar 14, 2013 #2 cdness 2006 - Present View Badges Excellence Award Moderator Emeritus My Aquarium Showcase Joined Jul 15, 2009 Messages 3,987 Reaction score 153 Location West Fargo, ND Rating - 0% 0 0 0 That's pretty cool!
Mar 14, 2013 #3 renoeb Active Member View Badges Joined Feb 27, 2013 Messages 221 Reaction score 11 Location Georgia Rating - 0% 0 0 0 amazing. I hope it can be used efficiently for salt water applications.