Calculating lumens

  • We are currently upgrading MFK. thanks! -neo

aznfish

Feeder Fish
MFK Member
Nov 29, 2009
60
0
0
Australia
Im setting up my 6x2x2 and i'm really confused with measuring the K for the tank.
lighting is a 48" fixture with 4x54w T5HO lights.
I'm just wondering how you calculate the lumens :irked:
 
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