Archived posting to the Leica Users Group, 2015/07/09
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]and why is a basically 54x40 sensor more like a 645 than a 4x5?? On Thu, Jul 9, 2015 at 7:42 PM, Robert Adler <rgacpa at gmail.com> wrote: > OK. My bad. > > The image was taken with an 80mm lens and a sensor that is 53.9mm X > 40.4mm: I guess that's 645 format. It was also a stitch of two images that > overlapped. The back was shifted 10mm to the left (exposing more on the > image's right). So certainly not "normal" (not much about me is...). And > the sensor was in portrait mode... > > That said, I'd love to have a table that shows what my lenses are in 35mm > format with this sensor AND with 10mm shift and 20mm shift (both right and > left shifts of 10mm). E.g., what's my 32mm lens in 35mm format terms > unshifted, shifted 10mm and shifted 20mm? > > I have a 150, 80, 50 and 32... Anyone got an easy spreadsheet? > > So my apologies for the confusion, but I still like the image though the > "perspective seems really strange".... > > :-) > > On Thu, Jul 9, 2015 at 7:04 PM, George Lottermoser < > george.imagist at icloud.com> wrote: > >> Yes. I agree Jim. >> >> Though 6" would be closer to 152 mm >> than 127 mm >> >> 12" (300 mm) for 8x10 >> 8" (210 mm) for 5x7 >> 6" (150 mm) for 4x5 >> is what we thought of as "normal" in the good ole days >> >> a note off the iPad, George >> >> On Jul 9, 2015, at 7:17 PM, Jim Nichols <jhnichols at lighttube.net> >> wrote: >> >> > always considered "normal" for a 4x5 to be 6 inches, or, as many Speed >> Graphics were equipped, 127mm. >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information >> > > > > -- > Bob Adler > www.robertadlerphotography.com > -- Bob Adler www.robertadlerphotography.com