Was wondering if anyone had an opinion on the Reef Radiance DM-132e's? Are they well built, quality LEDs, good customer service? I wasn't really able to find much online so thought I ask you guys and gals. Looking to switch to LEDs but on a budget.
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I own the Arctic s026 model made by Ocean Revive. For the price, you're getting a very well made led fixture. I cannot comment on customer service since I haven't needed to contact them.
With 90 degree optics be sure you start them out low and compensate for your blue leds giving off about 40 percent more par than can be read by a par meter.
Here's a pic when I first set it up.
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Whoever came up with the LED combination really had little to no idea what they were doing. They also mislabel some of the LEDs in their fixture.
The light looks great, really sleek! I really like your tank what size is that? I have been looking at these lights recently but I only have an 18" deep tank so I'm worried about burning my chalices and palys. That or only being able to run the lights at a very low level.
Why do you think this?
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Ultra-cool white (and ultra crappy) LEDs, no warmth to speak of (warm whites are where good non-fluorescent color comes from), and green (530nm) being labeled as cyan (which is 495nm), which are very, very different wavelengths that do not do the same things. The deep red are completely unnecessary and warmer, high-CRI whites should be used instead for not only better color, but no spotlighting.
Only thing it has going for it is that it is cheap (and made with knockoff parts, as well).
The LEDs in this fixture are absolutely NOT Bridgelux. They are cheap knockoffs using their name so they will sell. Bridgelux does not make '3w' LEDs - all of theirs are large multichip arrays, ranging from 2700-5600K, and 8-100 watts. No puny little 100lm "10-14K" chips. They have some of the highest quality phosphor tech that money can buy, matching Philips, and surpassing Cree. These fixtures do not, and cannot, use Bridgelux LEDs.The leds are bridgelux brand leds, some of the best in terms of brand. The cool and warm refers to the led temperature. The temperature is what determines growth and color like you said.
Even cool white LEDs have enough green (530nm), and red is MUCH better to supply through warm white to prevent spotlighting. People tend not to like the little red waves they see under those LEDs. White LEDs (even neutral and warm white) are lackin in >445nm, and 460-500nm. Violet, royal blue, blue, cyan, and a high-CRI neutral white are all that is necessary for excellent color rendition.The green and red leds are for color pigmentation. The wavelength probably does matter.
They're spaced out (and not clustered together), so they won't avoid spotlighting.There are three color temperatures of white in the Arctic fixture. All of them are positioned in such a way to avoid spot lighting.
The fixture you talk about would only be slightly better than the one we were discussing. Still has the same main issues.Just to clarify, I'm talking about the S026 arctic led fixture. I have owned this model for over a month now, and I can say from experience they are very well made and the par output, by its self has proven very good.

