The Planted Tank Forum - View Single Post - Comparison of Lighting Types (Lumens and Watts)

defdac · 12-16-2005, 12:22 PM

Lumens doesn't tell much how good a bulb is growing plants because lumens is weighted towards human response (our eyes are sensitive to yellow-green, the same light plants *reflect*):
http://www.aquabotanic.com/lightcompare.htm

12-16-2005, 12:22 PM	#6
defdac Algae Grower (View User Tanks) PTrader: (0/0%) Join Date: Dec 2003 Location: Linkoping, Sweden Posts: 125	Lumens doesn't tell much how good a bulb is growing plants because lumens is weighted towards human response (our eyes are sensitive to yellow-green, the same light plants reflect): http://www.aquabotanic.com/lightcompare.htm __________________ www.defblog.se