http://www.ferret.com.au/articles/35/0c019835.asp
"VISHAY Intertechnology... has announced that it has ompleted its ultra-bright TLCx5100 LED series with the new TLCW5100, an exceptionally bright and highly visible 5mm white LED designed to meet the demands of high-end lighting applications.
Built on high-efficiency InGaN technology, the new TLCW5100 is a clear, non-diffused LED with 0.33 chromasticity and typical luminous intensity of 4000mcd..."