Archived posting to the Leica Users Group, 2010/04/02

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Subject: [Leica] widest lens used?
From: jsmith342 at gmail.com (Jeffery Smith)
Date: Fri, 2 Apr 2010 10:06:44 -0500
References: <613857203.2808141270144633399.JavaMail.root@mail02.pantherlink.uwm.edu> <16723780.2809041270144695475.JavaMail.root@mail02.pantherlink.uwm.edu> <v2na3f189161004011208x5007187ck6f077f0100b22a00@mail.gmail.com> <p06230905c7dab888e4df@192.168.1.5> <t2veb6799211004011409s34ed8818ue2ae4be5ca788a79@mail.gmail.com> <05580AE3-9AA0-4B38-A894-7BAD1A989576@gmail.com> <869C196D1EB34F8B98C37214C67F9DEB@jimnichols> <j2jeb6799211004011427w1d6a2aedv30e53dc5ad2e8719@mail.gmail.com> <C2A558A1-2434-40BA-ACED-5DA46BC0423E@gmail.com> <792B6681-36BD-4AF9-9F7C-7B937C5A8665@gmail.com> <06199C3D-1F39-4FDC-84D4-10A6E1FA6915@gmail.com> <09A2F95F-F2F6-4952-9681-849FC849A89D@charter.net> <6B412598-81A1-46D3-A17F-641209DED14C@gmail.com> <AB74315B-2112-4E0B-9D32-CCE457BF8654@usjet.net>

The problem seems to be that it shifts INTO focus when stopped down, but is 
not in focus wide open. Maybe Mehrdad can help us out here. He got his 
Sonnar modified by Zeiss.

Jeffery


On Apr 2, 2010, at 9:58 AM, Robert Meier wrote:

> Focus shift normally means a lens shifts focus as it's stopped down.   It 
> should focus accurately wide open.
> 
> On Apr 2, 2010, at 9:25 AM, Jeffery Smith wrote:
> 
>> I'm not sure which way it shifts. I just have a hell of a time getting it 
>> in focus at 1.5.
>> 
>> Jeffery
>> 
>> On Apr 2, 2010, at 9:04 AM, slobodan Dimitrov wrote:
>> 
>>> That's interesting! Usually the focus shift tends to go back, as opposed 
>>> to forward.
>>> S.d.
>>> 
>>> On Apr 2, 2010, at 6:04 AM, Jeffery Smith wrote:
>>> 
>>>> It has been out for a few years now. I believe that it is a faithful 
>>>> reproduction of the earlier optical formula. Some have had trouble with 
>>>> focus shift on it, and I think Zeiss can modify the lens to address 
>>>> that. I have trouble getting things in focus with it wide open, as you 
>>>> can see here. I was focusing on the eyes, but didn't hit the mark.
>>>> 
>>>> http://www.400tx.com/files/NOLABW/26.html
>>>> 
>>>> Jeffery
>>>> 
>>>> On Apr 2, 2010, at 7:03 AM, Lluis Ripoll Querol wrote:
>>>> 
>>>>> Impressive!
>>>>> 
>>>>> I didn' know that Sonnar 50/1.5 was also available in M mount, I 
>>>>> suppose is quite rare. My Sonnar's (50 and 85) are Contax original 
>>>>> mount and I use an special adapter Contax RF to Leica M.
>>>>> 
>>>>> Cheers
>>>>> Lluis
>>>>> 
>>>>> 
>>>>> El 02/04/2010, a las 0:39, Jeffery Smith escribi?:
>>>>> 
>>>>>> Do you have this many fingers?
>>>>>> Canon    50/1.2 (LTM)
>>>>>> Canon    50/1.4 (LTM)
>>>>>> Elmar    50/2.8 (LTM)
>>>>>> Elmar    50/2.8 (M)
>>>>>> Elmar    50/3.5 (LTM)
>>>>>> Heliar   50/2 (M-collaps.)
>>>>>> Heliar   50/2 (M)
>>>>>> Heliar   50/3.5 (S)
>>>>>> Heliar   50/3.5 (LTM)
>>>>>> Hexanon  50/1.2 (M)
>>>>>> Hexanon  50/2 (M)
>>>>>> Hexanon  50/2.5 (LTM)
>>>>>> Nikkor   50/1.4 (LTM)
>>>>>> Nikkor   50/1.4 (S)
>>>>>> Nokton   50/1.1 (M)
>>>>>> Nokton   50/1.5 (LTM)
>>>>>> Nokton   50/1.5 (S)
>>>>>> Planar   50/2
>>>>>> Serenar  50/1.8 (LTM)
>>>>>> Skopar   50/2.5 (LTM)
>>>>>> Skopar   50/2.5 (S)
>>>>>> Sonnar   50/1.5 (C)
>>>>>> Sonnar   50/1.5 (LTM)
>>>>>> Sonnar   50/1.5 (M)
>>>>>> Summarit 50/1.5 (LTM)
>>>>>> Summicron        50/2 (M.)
>>>>>> Summicron        50/2 (collaps.)
>>>>>> Summilux 50/1.4 asph
>>>>>> Summilux 50/1.4 pre-asph
>>>>>> Summitar 50/2 (M)
>>>>>> 
>>>>>> I didn't count the Tri-Elmar as 1/3 of a 50.
>>>>>> 
>>>>>> Jeffery
>>>>>> 
>>>>>> On Apr 1, 2010, at 4:27 PM, Richard Man wrote:
>>>>>> 
>>>>>>> Ha ha ha
>>>>>>> 
>>>>>>> Aren't you Jeffery "More 50mm than my fingers" Smith?!
>>>>>>> 
>>>>>>> On Thu, Apr 1, 2010 at 2:25 PM, Jim Nichols <jhnichols at 
>>>>>>> lighttube.net> wrote:
>>>>>>> 
>>>>>>>> What's the current count, Jeffery?  I have only about half a dozen.
>>>>>>>> 
>>>>>>>> Jim Nichols
>>>>>>>> Tullahoma, TN USA
>>>>>>>> ----- Original Message ----- From: "Jeffery Smith" <jsmith342 at 
>>>>>>>> gmail.com>
>>>>>>>> 
>>>>>>>> To: "Leica Users Group" <lug at leica-users.org>
>>>>>>>> Sent: Thursday, April 01, 2010 4:19 PM
>>>>>>>> 
>>>>>>>> Subject: Re: [Leica] widest lens used?
>>>>>>>> 
>>>>>>>> 
>>>>>>>> I do, I do!
>>>>>>>>> 
>>>>>>>>> Jeffery
>>>>>>>>> 
>>>>>>>>> On Apr 1, 2010, at 4:09 PM, Richard Man wrote:
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>>>> Do you even have a 50mm lens :-)
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> --
>>>>>>>>>> // richard <http://www.imagecraft.com/> blog: <
>>>>>>>>>> http://imagecraft.wordpress.com>
>>>>>>>>>> // portfolio: 
>>>>>>>>>> <http://www.imagecraft.com/pub/PICS/AnotherCalifornia2>
>>>>>>>>>> // mailing lists: <http://www.imagecraft.com/contact.html>
>>>>>>>>>> [ For technical support on ImageCraft products, please include all
>>>>>>>>>> previous
>>>>>>>>>> replies in your msgs. ]
>>>>>>>>>> 
>>>>>>>>>> _______________________________________________
>>>>>>>>>> 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
>>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> -- 
>>>>>>> // richard <http://www.imagecraft.com/> blog: <
>>>>>>> http://imagecraft.wordpress.com>
>>>>>>> // portfolio: <http://www.imagecraft.com/pub/PICS/AnotherCalifornia2>
>>>>>>> // mailing lists: <http://www.imagecraft.com/contact.html>
>>>>>>> [ For technical support on ImageCraft products, please include all 
>>>>>>> previous
>>>>>>> replies in your msgs. ]
>>>>>>> 
>>>>>>> _______________________________________________
>>>>>>> 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
>>>> 
>>>> 
>>>> _______________________________________________
>>>> 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
> 
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information



Replies: Reply from robertmeier at usjet.net (Robert Meier) ([Leica] widest lens used?)
Reply from steve.barbour at gmail.com (Steve Barbour) ([Leica] widest lens used?)
In reply to: Message from amr3 at uwm.edu (Alan Magayne-Roshak) ([Leica] widest lens used?)
Message from sonc.hegr at gmail.com (Sonny Carter) ([Leica] widest lens used?)
Message from richard at imagecraft.com (Richard Man) ([Leica] widest lens used?)
Message from jsmith342 at gmail.com (Jeffery Smith) ([Leica] widest lens used?)
Message from jhnichols at lighttube.net (Jim Nichols) ([Leica] widest lens used?)
Message from richard at imagecraft.com (Richard Man) ([Leica] widest lens used?)
Message from jsmith342 at gmail.com (Jeffery Smith) ([Leica] widest lens used?)
Message from lluisripollquerol at gmail.com (Lluis Ripoll Querol) ([Leica] widest lens used?)
Message from jsmith342 at gmail.com (Jeffery Smith) ([Leica] widest lens used?)
Message from s.dimitrov at charter.net (slobodan Dimitrov) ([Leica] widest lens used?)
Message from jsmith342 at gmail.com (Jeffery Smith) ([Leica] widest lens used?)
Message from robertmeier at usjet.net (Robert Meier) ([Leica] widest lens used?)