Quote Originally Posted by cliveh View Post
I would agree with this post and go further by saying that you should (where possible) produce negatives that require no filtration, given your film development procedure and enlarger type/set up.
Actually Steve Beskin posted information that negatives processed to print on Grade 3 paper yeild the least distorted tonal reproduction scale. Also, when using multigrade paper, exposing without a filter negates any benefit of the multigrade technique.