They claim to have achieved this last year at Ames Laboratory, have
a look here:
http://www.eurekalert.org/pub_releases/2007-01/dl-mft010407.php?light
I think they are still far, far away from producing a real lens (with
an outline
of the hurdles to be overcome in the article) but it's a step in the
right
direction.
I can only imagine the photographic possibilities one day:-)
On 09 Oct 2008, at 5:47 AM, Jan Steinman wrote:
>>
> I've been following this, and I was under the impression that negative
> refraction indices had only been achieved for much longer wavelengths,
> such as microwaves. I don't think visible light negative refraction
> index materials exist yet. (But if they do, please send me to a
> reference.)
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