Time to get excited!
Time to get excited!
The brighter the light, the darker the shadow.
Definitely! What light are you going to mod first?
I am actually going to take my time w mods, for one thing I don't actually have many lights... Gonna make a 12V work bench lamp and eventually power it w LiFePO4 12V charged by solar panels by day and wood fired thermo electric by night... But as for mods, I've got a climbing helmet thats getting low profile high CRI flood pretty soon. ;-)
The brighter the light, the darker the shadow.
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Their prices seem be quite high. How much did you pay for them?
http://www.ledrise.com/leds/high-pow...ia-series-219/
or from an official distributor:
http://www.leds.de/High-Power-LEDs/N...e-Emitter.html
EH4 might be from the US.
The Nichia NVSL219 H1 from IlluminationSupply are $5 each and this is for a premium bin you cannot get anywhere else, B10(100-110L), 92 CRI typ., Vf=L (2.7-3.1), sw45(~4500K). Basically the best of the best from the 219 H1(HCRI) series.
I've seen the specs from LEDrise and they are incorrect as they include mixed info from different 219 types, and from what I've been told their H1 (HCRI) are warmer (3000K) than the XPG HCRIs.
I just put together a P60 drop-in using the 219 from illuminationsupply. This is my first high-CRI LED and I am dumbfounded! Everything I point it at looks like the color I am expecting! I thought my neutral white triple XM-L light was pretty well neutral, but after this one it is a sickly green
So does the little rectangle of seemingly phospor on one corner have a purpose? I haven't found anything that mentions it, and my curiosity is itching!
I am from the US, I got 5 Nichia 219 pre reflowed onto 10mm bases... for just shy of 40$. I'm currently just messing with one of them on a bread board.
I also got 5 of the Cree 3000K HCRI on 10mm bases at the same time, along with an A011 FlexBlock 700mA Controller and 2 500mA MicroPuck boost converters. I'm going to worry about optics later, going for pure flood for my first tries, copper water line end caps for light body, plugs of lexan or small recycled magnifying lenses for first lenses.
fwiw: http://www.luxdrive.com/content/Micr...plications.pdf
Last edited by eh4; 05-14-2012 at 07:58 PM.
The brighter the light, the darker the shadow.
I believe both the rectangle and triangle mark the cathode of the device.
This light is amazing, high CRI is not for snobs, everyone should get one of these!
Ok I looked at the data sheet on Illuminationsupply for this LED. Can anyone tell me how many lumens are being put out at 1.5A?
Hi faklya, you can purchase these Nichia from IlluminationSupply.com
Huh, don't know what is happening there then, I just tried it as "ledrise.com" and it works fine for me. Seems a bit hard to find out where exactly they are based, they seem to have things in China, Romania, Germany...?
Company offices: Room 2103, Futura Plaza,111 How Ming Street, Kwun Tong, Hong Kong
Shipping, Service and item Return Center in Europe: Zexstar.Srl, Hambarului 10A, Bucharest 021904, Romania
I Love Nichia but have a hard time getting them. Anyone know of any distributors for NIchia and other LED companies in UK/Ireland?
By the way, here I have some Nichia 219 and Cree XP-G that I reflowed into the same 10mm XP-G boards - Nichia on top:
Will
Please no PM/Visitor Msg's. Email for questions/Paypal: wquiles [at] gmail {dot} com. Please visit my new website.