Archived posting to the Leica Users Group, 2020/04/29
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]There is some really interesting work with large sensors on 8k video cameras replicating Imax. One company is joining multiple sensors together to get the format ratio. All it takes is large amounts of ? On Wed, Apr 29, 2020, 8:31 AM Philippe via LUG <lug at leica-users.org> wrote: > Thanks > > My original question was on a digital back for an LF camera, Don. There > may have been a misunderstanding :-) > > I saw experiments with flatbed scanners replacing sheets, but have not > tried it myself (yet). > > In the meantime, here?s the old lady > > http://gallery.leica-users.org/v/Phileica/Playground/Old+ladies-1140773.jpg.html > > > Thanks in any case. > > Amities > > Philippe > > > > > Le 29 avr. 2020 ? 13:14, Don Dory via LUG <lug at leica-users.org> a > > ?crit > : > > > > Yes, you are going down in format quite a bit. We used large format > for > > two primary reasons, perspective control and better quality based on > film > > stocks available. Contact printed images is also a factor. Digital > > sensors have changed that equation quite a bit. While the medium firms > > sensors do improve image quality over full frame the difference is not > even > > close to what could be done with film. Meaning a well done 6x7 image > was > > almost always better in every way than 35mm image on film. > > > > What I am suggesting is that a 40+ pixel sensor with a minimum of 14 bit > > output can produce truly amazing image quality even on a sub 24x36 > sensor. > > Software is the driving force in image presentation today in the same > > light as tour de force darkroom skills were in the past. > > > > Now, the appeals of large format are perspective control, lenses of > > unique image quality, and the process of using the camera forcing a much > > different work flow. > > > > Just my 0.02 as I browse used Technica cameras. > > > > On Wed, Apr 29, 2020, 2:07 AM Philippe via LUG <lug at leica-users.org> > wrote: > > > >> Thank you guys, > >> > >> I?m not sure I understand it all. > >> > >> Don suggests replacing the 18 cm x 24 cm film plane of the view camera > by > >> masonite and boring hole in its center to glue in an adapter that fits > my > >> camera - am I right so far? > >> > >> Then I am lost :-( > >> > >> How do I squeeze the (larger than) 18cm x 24cm projected image onto a > 18mm > >> x 24mm sensor??? > >> > >> > >> WAYNE : I had a look at the Fotodiox site (lots of interesting stuff, > >> thanks) but could not find the ?gizmo for view cameras'. Do you remember > >> under what heading I might have a better chance to find it? > >> > >> TIA > >> > >> Amities > >> > >> Philippe > >> > >> > >> > >>> Le 28 avr. 2020 ? 22:08, Wayne Torry via LUG <lug at leica-users.org> a > >> ?crit : > >>> > >>> I was at the Fotodiox web pages recently. They sell a back gizmo for > view > >>> cameras. > >>> > >>> On Tue, Apr 28, 2020 at 2:58 PM Don Dory via LUG <lug at > >>> leica-users.org > >> <mailto:lug at leica-users.org>> > >>> wrote: > >>> > >>>> The easiest way is to remove the ground glass back. Then fit a piece > >> of > >>>> Masonite or similar material in its place. Cut an appropriate size > >> hole > >>>> in the "Masonite" for the lens mount adapter of your choice for the > >> camera > >>>> you want to use. A T4 adapter epoxied in place would work as well as > >> one > >>>> of the EOS to whatever body you are using. I would suggest as wide a > >>>> throat as possible, if a Mamiya 645 adapter is available for your > body > >> the > >>>> use that. > >>>> > >>>> One of my Co workers did that with the original Canon 5D on a Linhoff > he > >>>> had. He didn't have full movements as the mirror box shadowed the > >> image > >>>> circle. Mirrorless would do better. > >>>> > >>>> On Tue, Apr 28, 2020, 12:51 PM Philippe via LUG <lug at > >>>> leica-users.org> > >>>> wrote: > >>>> > >>>>> Just curious to know which back and adapter for this old wooden (nut > >>>> tree) > >>>>> view camera of mine that gathers dust on some shelf here. > >>>>> > >>>>> Any suggestions? > >>>>> > >>>>> Amities > >>>>> > >>>>> Philippe > >> > >> > >> _______________________________________________ > >> Leica Users Group. > >> See http://leica-users.org/mailman/listinfo/lug for more information > > > > _______________________________________________ > > Leica Users Group. > > See http://leica-users.org/mailman/listinfo/lug for more information > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information