quick par readings

[urbanhellfire]

Originally Posted by o.c.d.

Does the surface agitation change any of the numbers? I noticed you have a lot of surface movement on the cube with the low numbers,and the other tank looks a lot calmer. I'd wonder how the physics of light refraction really matters. I've always tried to keep my surface agitation down for this reason. Hmm Myth?

Good question, I have alot of surface agitation because I like the look of the light ( MH ) and the way it "ripples" in the tank. I wonder if it does effect par?