superhaze420
New member
Hi all,
I have a Quantum Board led and a lumen meter. I would like to know how I can convert the lumens to PPF so I can adjust the light output.
There are many calculators online but are they real? are they effective?
I have a Quantum Board led and a lumen meter. I would like to know how I can convert the lumens to PPF so I can adjust the light output.
There are many calculators online but are they real? are they effective?