Archived posting to the Leica Users Group, 2011/01/02
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Hi Philippe, Thanks for the kind words. I had an old Exacta bellows, but Exacta adapters are very expensive. I bought the Pentax adapter on the auction site and used a "donor" lens to provide the M42 flange, so I put the whole thing together rather cheaply. Jim Nichols Tullahoma, TN USA ----- Original Message ----- From: "philippe.amard" <philippe.amard at sfr.fr> To: "Leica Users Group" <lug at leica-users.org> Sent: Sunday, January 02, 2011 1:14 PM Subject: Re: [Leica] IMG: My Ross Lens Project > G?nial ! > > And you're only telling this to me when I just sold my bellows .... > > Vick, where are you? > > Great job Jim. > Really. > > Bien amicalement > Philippe > > Le 2 janv. 11 ? 19:13, Jim Nichols a ?crit : > >> >> For about fifty years, I have had a few old lenses stashed away, mostly >> forgotten. The best of these is a Ross London No. 6 Symmetrical lens, >> which was manufactured around 1890, according to the SN. It has an >> 8-inch focal length and rotary Waterhouse stops equivalent to f/16 >> through f/64. These were manufactured in various focal lengths over a >> period of years to use on the wet plate and dry plate cameras also >> manufactured by Ross. >> >> The lens and flange are shown in this image: >> http://gallery.leica-users.org/v/OldNick/Ross+Lens+2.jpg.html >> >> I decided to see what this lens could produce. I fabricated a >> spacer/adapter, which has the Ross flange on the front, and an M42 >> flange on the back, to mount on a Honeywell Pentax bellows. >> http://gallery.leica-users.org/v/OldNick/Lens+Flange+to+M42+Adapter.jpg.html >> >> The lens and adapter were mounted on the bellows, as shown here. >> http://gallery.leica-users.org/v/OldNick/Lens+Adapted+to+Bellows.jpg.html >> >> The bellows assembly was mounted on my Olympus E-1 using an M42 adapter. >> http://gallery.leica-users.org/v/OldNick/Final+Assembly.jpg.html >> >> All of these photos were made with a Leica Elmarit-R 60mm Macro on my >> E-510. >> >> I tried a few hand-held photos this morning, when it is 32 deg F. and >> ice on the water, with a strong breeze. Most were unsteady, because of >> the cold. The best example is shown below, showing battle flags at a >> local Confederate Cemetery. This was made at ISO 200, 1/400 at f/16, >> RAW, converted to B&W using a PhotoPlugins converter. >> http://gallery.leica-users.org/v/OldNick/Flags+BW.jpg.html >> >> The bellows and spacer allow focusing from 15 feet to infinity. My next >> effort will be to get a set of M42 extension tubes to achieve closer >> focus. >> >> Comments and critiques welcomed. >> >> Jim Nichols >> Tullahoma, TN USA >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information >> > NO ARCHIVE > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information > >