Quote Originally Posted by DrPablo View Post
Also, can I use a red #29 filter as a safe
filter for positioning the paper?
My Omega B8, a junior D2, has provision for
an under lens filter. Years ago I knew the reason
for that under lens filter and now can't remember.
Someone jog my memory.

BTW, if you use Graded papers you can skip the
Multigrade filters and employ brighter darkroom
lighting. Graded is blue only sensitive. Dan