Mike wrote:

Yes. Around f/5.6 or f/8 for faster or slower lenses respectively.



To get reasonable printing times of 8s or so, I have to print at f11 or f16.
Anybody know if they sell ND filters for enlargers?


Check your lens it might have filter threads. Or you could stick ND
filters in the filter drawer. OTOH you might want to figure out why you need
such short times. Small enlargements? Bulb too bright?

Nick