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Old 12/11/2016, 11:54 AM   #26
biecacka
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Can't you get a 10k look with your orphek?
Corey

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Old 12/11/2016, 12:25 PM   #27
jda
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The Iwasaki 6.5k is still available. It is a Mercury Vapor bulb that lots still use for Horticulture.


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Old 12/11/2016, 12:26 PM   #28
syrinx
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Originally Posted by timnem70 View Post
Nope. No one or nothing I have heard or read says 6500kelvin is a prosperous source of light for Corals. Maybe you were thinking for Macro growth in your Sump. In that case 6500 is the exact temp for that application.

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Try Books not BB for info then.


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Old 12/11/2016, 01:00 PM   #29
Greg 45
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Originally Posted by jda View Post
The Iwasaki 6.5k is still available. It is a Mercury Vapor bulb that lots still use for Horticulture.
Do you have a link on where to purchase
Maybe I was thinking ushio


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Old 12/11/2016, 01:13 PM   #30
ksc
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Do you have a link on where to purchase
Maybe I was thinking ushio
http://www.bulkreefsupply.com/iwasak...-end-bulb.html


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Old 12/11/2016, 08:03 PM   #31
ReefCowboy
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Originally Posted by biecacka View Post
Can't you get a 10k look with your orphek?
Corey

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Corey, here is the kelvin temp you can get teaking channels.
 photo image_zpsaeps7ycf.jpeg


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Old 05/06/2021, 04:04 AM   #32
sellmecorals
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High noon with sunlight on the surface is about 5.5K. Down like 12-15 feet is 6.5K where most coral come from. Once you get pretty deep, 15-20K is more common - only really the thin branched deepwater SPS and NPS stuff come from here. Most of the AQ corals that are commonly available are in waist/neck high water between 5.5k or 6.5k.
awesome info


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