77% of $1500 goal

Public Lab is celebrating our 5th anniversary! Become a Sustaining Member today to help us raise $1500.

ajtarnas 2 research notes and wiki edits

Want to map abandoned fruit/nut orchards, and to identify tree species by spectral signature.

desktop spectrometer built

by ajtarnas over 2 years ago | 2 | 996 views | 0

I built my kit last night, aimed it at the CFLs in my bedroom, pretty cool! Here are some notes. ...

Read more »