Hello
Maybe you can use:
http://www.whatfontis.com/Nimbus-Sans-Novus-Ultra-Light-D.font
Alex

Maybe I'm mistaken, but Nimbus appears to be a knock-off OR clone of Helvetica.

But re: your sample, without more characters it's safe to assume that it's a customisation, and probably of Helvetica (Neue) Ultra Light.

http://new.myfonts.com/fonts/adobe/helvetica-neue/helveticaneue-ultralight/

-NJ