Archived posting to the Leica Users Group, 2012/10/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I you mean the Nikon 90mm f/4.5 NIKKOR-SW lens its s stellar performer. Which f stop were you shooting at? Is it you that's developing the film? Mark William Rabiner Photography http://gallery.leica-users.org/v/lugalrabs/ > From: Richard Man <richard at richardmanphoto.com> > Reply-To: Leica Users Group <lug at leica-users.org> > Date: Tue, 16 Oct 2012 22:22:31 -0700 > To: Leica Users Group <lug at leica-users.org> > Subject: Re: [Leica] OT: large format lens vs. medium format lens > > Well, you are probably right that I need to lock down as much variables as > possible. I shall do that. > > In these particular tests, it's the Nikkor 90 SWD lens, on Acros 100 and > 400TX. They are 120 film of course to fit the 617 format. > > Focusing on the ground glass. Cable release. > > Well, more tests tomorrow. > > Thanks everybody. > > > On Tue, Oct 16, 2012 at 10:11 PM, Mark Rabiner <mark at > rabinergroup.com>wrote: > >> Assuming that the lens which you are mysteriously not mentioning on your >> Shenhao 617 is not a complete piece of moldy fungus ridden garbage an >> image >> on a 45 pieces of film does not look less sharp than one with medium >> format. >> It is but you not think so by sight even with a very good loupe. It look >> is >> quite impressive which just jumps out at you. >> Sure large format glass resolves less that medium format glass but that >> fact >> that its bigger just makes your socks being knocked off. The less times it >> needs to be enlarged on paper well makes up for the very slight lack of >> resolution on the film itself. >> What other variables are there? >> Tripod with cable release? >> Focusing how? >> Subject matter low contrast? >> What film are you using? >> >> Mark William Rabiner >> Photography >> http://gallery.leica-users.org/v/lugalrabs/ >> >> >>> From: Richard Man <richard at richardmanphoto.com> >>> Reply-To: Leica Users Group <lug at leica-users.org> >>> Date: Tue, 16 Oct 2012 21:53:48 -0700 >>> To: Leica Users Group <lug at leica-users.org> >>> Subject: [Leica] OT: large format lens vs. medium format lens >>> >>> As Iwas formulating the question, it sounds like the answer IS obvious, >> but >>> just want to confirm. >>> >>> I am testing the Shenhao 617 and it could be my focusing techniques and >>> other issues, but it appears to me that the images are not as sharp on >> the >>> same film as images made by, well, the Hassy SWC. >>> >>> Yes, I am expecting someone to jump in and say of course the SWC is razor >>> sharp because it's the legendary Biogon etc., but I am now thinking that >>> this generally will be the case, as the large format lens are designed to >>> cover large negative (and the smallest 4x5 dwarfs the 617) so they do not >>> generally have the resolution and sharpness that a good medium format >> lens >>> has. >>> >>> Is this correct? >>> >>> -- >>> // richard <http://www.richardmanphoto.com> >>> >>> _______________________________________________ >>> 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 >> > > > > -- > // richard <http://www.richardmanphoto.com> > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information