The Planted Tank Forum - View Single Post - Anyone using screw in LED spotlight bulbs?

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post #11 of (permalink) Old 01-27-2013, 06:22 PM
Algae Beater
Planted Tank Obsessed
 
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Join Date: Jun 2011
Location: Vancouver, Canada
Posts: 358
yup,

I have posted this tank a few times before. I often ignore it and hence I am battling some thread algae.

biggest issue with any LED is it's secondary optics. narrow beams are great for deep tanks but have awful coverage and the revers is true for wide beams.



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