Digital BW, The Print

DOF will remain the same whether used on FF or a "cropped" sensor.

DOF is the result of lens design, focal length, yadda......, not 
sensor size.

The smaller sensor is just "cropping" the image.


Scott

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Stephen Kobrin" 
<kobrins@w...> wrote:
> 
> Can I ask a dumb question. Is there any way to get the Canon FD 
> lenses to work with the Digital Rebel X?  I have a number of them 
and 
> some are really nice lenses.  A second dumb question:  do you 
compute 
> dof for the nominal focal length of a lens or its actual focal 
length 
> given the digital camera's sensor?  I assume it is the latter.
> 
> Steve
> 
> > In my old Canon FD days, the Tamron 90 was my favorite -- over 
the 
> Canon 85
> > 1.2L and 1.8, both of which I had.  
> > 
> > On the other hand, a Canon 1.4 50mm will make a nice portrait and 
> fast,
> > hand-held lens for the 1.6x sensors.  For B&W, I don't find I use 
> macro
> > much.  I actually find the closest I usually get is with wide 
> angles when
> > I'm doing a high DOF shot for perspective.  So, the wide 10 - 22 
> zoom with a
> > fast medium telephoto (e.g., 50 1.4) might be what I'll end up 
with.
> > 
> > Paul
> > www.PaulRoark.com