[dorkbotsea-blabber] LED Ring light

eldan eldan at eldan.co.uk
Sun Oct 30 01:06:10 EST 2005


Come to think of it, if you have a mid-range digital camera, you can  
actually compensate for quite a wide range of lighting conditions by  
setting the white balance in the camera itself.

Eldan
-----
http://eldan.co.uk/
"don't ask me how it works or I'll start to whimper"

On Oct 29, 2005, at 10:57 PM, Donald Martin wrote:

>
> B&H Photo has two LED ringlights. They are expensive, about $250.  
> One of these is:
>
>  Digi-slave L-Ring Ultra II LED Ring Light
>
> The other is the same light with a diffuser.  Specs:
>
> 24 LEDs with up to 12W power
> 4 AA bateries NiMH, Nicad, Lithium etc.
>
> I think that you would hant to choose the LEDs for brightness  
> rather than mounting simplicity. I would go for the max brightness  
> in a white.
> I would not worry too much about the spectrum. You can fudge color  
> balance quite a bit in a computer. I have considered making one of  
> these.
> I would get a large filter adapter ring as the basic mechanical  
> part. You can mount the LEDs structure on the adapter ring and  
> quite possibly the
> battery pack as well.
>
> Don Martin
> Donald Martin
> dcmartin at mindspring.com
> Widdershins OES
>
>
> ...................................................................... 
> ..
> .........dorkbot: people doing strange things with  
> electricity..........
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