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plholt (18 spectra and 0 sets) | RSS | Public Lab profile »


Signed up: about 7 years ago
Tags added: 50

Helium Discharge

plholt | almost 2 years ago

Mercury 2

plholt | almost 2 years ago

Mercury Lamp

plholt | almost 2 years ago

CFL New

plholt | almost 2 years ago

CFL5

plholt | almost 2 years ago

CFL Bright

plholt | almost 2 years ago

CFL Rotate

plholt | almost 2 years ago

CFL 4

plholt | almost 2 years ago

CFL 3

plholt | almost 2 years ago

CFL 2

plholt | almost 2 years ago

CFL Spectrum

plholt | almost 2 years ago

CFL Spectrum

plholt | almost 2 years ago

Hydrogen 1

plholt | about 7 years ago

CFL Crop

plholt | about 7 years ago

CFL 4

plholt | about 7 years ago

CFL 3

plholt | about 7 years ago

CFL 2

plholt | about 7 years ago

CFL

plholt | about 7 years ago