Holy PAR!!

serpentman

part time superhero
I just posted this in my build thread but thought I would share here as well. A buddy of mine (thanks Tony) that had access to a PAR meter came over last night to take some measurements and all I can say is 'Wow'! I am totally sold on Reeflux bulbs.

These measurements were taken under 3 x 250W Reeflux 20Ks (with Lumen Bright Mini reflectors), 2 x 60" VHO Super Actinics and 2 x 60" VHO 454 Blue Plus bulbs. All the bulbs are exactly 7 weeks old. Values were rounded to the nearest 10.

Tank Dimensions are 72"L x 36"W x 27"H. Bulbs are mounted approximately 16" over the water surface.

PAR-Values-7-13-09.jpg
 
<a href=showthread.php?s=&postid=15356617#post15356617 target=_blank>Originally posted</a> by jb61264
Very cool...what type of PAR meter was it?

It was an Apogee quantum meter. Not sure of the model number.
 
Wow! Impressive PAR!! I'm curious, do you know what the PAR difference is between the Reeflux 20k and the Radium 20k?
 
Unfortunately, I don't. The only other bulbs I had on hand to test were 1yr old spent XM's on my frag tank. They were putting out 56. Ironically, the 80W of NO bulbs on my fuge were putting out 20-25!
 
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