In article <541m0b$5k8@columbia.cs.ubc.ca>, gates@cs.ubc.ca says...

>Anyone know if the Schneider Cinelux AV 60mm/f2.8 P.C. and
>105mm/f2.4 slide projector lenses are flat-field or curved-field?

It is very unlikely that a PC lens would be (designed, at least)
as a CF lens, since it would shift to a sort of tilt lens when
used in an off-center position. I would guess that unless it
is specified CF, that the other lens would be FF also.
Hope This Helps