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Unread 05/05/2012, 08:18 PM   #39
reefsurfing
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Join Date: May 2010
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Quote:
Originally Posted by MedRed View Post
Changing to all 70 degree optics gave me a really good spread on the AI's. The radions just allowed a less harsh mixing of the light which was especially noticeable considering the radions mount much closer to the surface than the Ai's
The 70's were a step in the right direction but as the thread shows 135 degrees is a lot better. Remember, the AI units tested in the link had 70 and 40 degree optics and were still showing major hotspots. Even all 70's is tight unless its > 24" deep tank; case and point the new Tuna blue! They made 62 degree units for tanks greater than 24 inches deep and 140's for tanks < or = 24" inches. Who knows, maybe AI will suprise us and make wider optics available with the release!

radions will max out at 30"s while Ai's can go to around 40"s


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