Archived posting to the Leica Users Group, 2011/01/02

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Subject: [Leica] IMG: My Ross Lens Project
From: jhnichols at lighttube.net (Jim Nichols)
Date: Sun, 2 Jan 2011 13:27:06 -0600
References: <B02EFA5D2668406A87E9269C1780B93B@jimnichols><C08DDDBC-9B1C-4347-BB59-D8F37465DF47@sfr.fr> <3A2FC1936B434129A54B4B0777382D75@jimnichols>

Should have read "Pentax bellows".  I must proof read more carefully.

Jim Nichols
Tullahoma, TN USA
----- Original Message ----- 
From: "Jim Nichols" <jhnichols at lighttube.net>
To: "Leica Users Group" <lug at leica-users.org>
Sent: Sunday, January 02, 2011 1:22 PM
Subject: Re: [Leica] IMG: My Ross Lens Project


> 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
>>
>>
>
>
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>
> 




Replies: Reply from philippe.amard at sfr.fr (philippe.amard) ([Leica] IMG: My Ross Lens Project)
In reply to: Message from jhnichols at lighttube.net (Jim Nichols) ([Leica] IMG: My Ross Lens Project)
Message from philippe.amard at sfr.fr (philippe.amard) ([Leica] IMG: My Ross Lens Project)
Message from jhnichols at lighttube.net (Jim Nichols) ([Leica] IMG: My Ross Lens Project)