Leds in 6000K or higher

Keesje

Well-Known Member
Tried to look it up myself, but without succes.

I see ledstrips available with 3000K, 4000K and 5000K.
But no strips with 6000K and even higher.
Do they exist?
 

Orb

Active Member
Sure the Aussie Highlights use the Seoul SunLike in 6500k and there's Nichia Optisolis in 6500k
 

CobKits

Well-Known Member
almost every cob series is available in 6500K including luminus, citizen, cree and others

beyond that the next step is pure blue phophor-less cobs.


you could use those outright, or mix them with 6500K

Technically, per Wien's law the color temp is 6666K though thats not really relatable to white light as we perceive it

You'd need to get the peak below 450 nm to get higher color temps

there IS a relationship between a colour temperature and the peak wavelength in its spectrum. It's called Wien's law.

Wavelength (nanometers) = 3,000,000 / Col temp (Kelvin).

So at 4,500K, the peak wavelength is 666nm (red) at 6,000K the peak wavelength is 500nm (bluish green) and at 7,500K the peak wavelength is 400nm (deep blue)
 

ANC

Well-Known Member
Why? microgreens? I suspect those guys pick the high Kelvin colours as they tend to output the most light with the tech they are using.
I have an idea 3000k high efficiency LED will outgrow most of those.
 
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