Sorry, it was late...
this image have sl18, somthing about 4.5 hours. ist interesting now i'm rendering a big picture (1920x1280) and ist still rendering (since 8 hours, sl 14) but its quite good, i think with sl 16 - 17 it will be good.
the final tip i've got from half life:
http://www.maxwellrender.com/forum/view ... 97&t=40684
i have calculate the surface of the emitters and set the power of them in relation of the surface, so that all emitter have the same power. and it rules!
very powerful konwlede!!
thanks guys for all your support!!! you are the best!