About 1-2 mins, f2.8
deysuss, blikka, rik041 & alexyz.
but but... wow! ;)
Thanks! @blikka I love the stars :)
Me too! I once tried something similar with my Diana in bulb...but it was a total failure hehe
I haven't had much success with night shots with my Diana either, the largest aperture is too small a lot of the time I think.