http://www.elektor.com/news/new-leds-double-lumens-per-dollar.2278892.lynkx?utm_source=UK&utm_medium=email&utm_campaign=news&cat=huis/tuin

"Dainiushas" <skirdain@gmail.com> wrote in message 
news:k4nabh$fcu$1@trimpas.omnitel.net...
>o tie kristalai tikrai 1W? :)
>
> On 2012.10.05 16:04, Signalizacija wrote:
>> Publication date: 2 October 2012
>>
>> The new XLamp XP-E2 LEDs from Cree are claimed to deliver more lumens
>> per watt and lumens per dollar to lower system costs for existing XP-E
>> and XP-G designs. The new LEDs can increase the light output of existing
>> XP-E designs at the same cost and power or reduce the system cost with
>> fewer LEDs, enabling lighting manufacturers to deliver  better lighting
>> systems with minimal redesign.
>> The LEDs have the standard XP footprint (3.45 x 3.45 mm) and are
>> optically compatible with all XP LED versions, including the popular
>> XP-E and XP-G. The LEDs generate cool white light (6000 K) at up to *128
>> lm/W at 350 mA and 85