heasley (8 spectra and 0 sets) | RSS | Public Lab profile »



Signed up: 3 months ago
Tags added: 27

fluorescent bulb

heasley | 3 months ago

direct sun

heasley | 3 months ago


red led

heasley | 3 months ago

uncovered lamp

heasley | 3 months ago

covered lamp

heasley | 3 months ago