Archived posting to the Leica Users Group, 2012/04/15

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: [Leica] Possible lens adjustments
From: john at mcmaster.co.nz (John McMaster)
Date: Sun, 15 Apr 2012 22:50:13 +0000
References: <80F9701439F20347874CE5E4E03C22E95A20CA4B@WHIZZMAIL02.whizz.org>, <CBB0C65E.12887%chris@chriscrawfordphoto.com>

Probably the answer, just surprised that they released it back to me. 
Hopefully will not need the M9 again.....

john
________________________________________


I'd send it back and make them redo it.

--
Chris Crawford


On 4/15/12 6:26 PM, "John McMaster" <john at mcmaster.co.nz> wrote:

>Thanks, I forgot to add that it just had (Feb 2012) a $$$ outing to Solms
>for 6-bitting and calibration....
>
>john
>________________________________________
>
>
>If it is inconsistent across the distance range, it needs the cam
>machined. Don Goldberg can do it, he did it to my 50mm Summicron. I think
>it cost $90
>
>--
>Chris Crawford
>
>
>
>On 4/15/12 5:28 PM, "John McMaster" <john at mcmaster.co.nz> wrote:
>
>>Just what is possible with tweaking?
>>
>>I tested my 75mm Summilux yesterday, tripod and 1.4x magnifier, at
>>f1.4-f8 in full stops. I am more interested in the wide open focus.
>>
>>It is spot on 10m to infinity.
>>
>>It back focusses greatly 3m to 8m (+10cm)
>>
>>It back focusses less so <3m
>>
>>Will it ever focus correctly at all distances?
>>Will I have to choose an aperture and distance to get optimum calibration
>>and the rest all fit around that?
>>
>>thanks
>>
>>john
>>


In reply to: Message from john at mcmaster.co.nz (John McMaster) ([Leica] Possible lens adjustments)
Message from chris at chriscrawfordphoto.com (Chris Crawford) ([Leica] Possible lens adjustments)