Archived posting to the Leica Users Group, 2006/11/30

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Subject: [Leica] M8 Coded lenses
From: msadat at gmail.com (mehrdad)
Date: Thu Nov 30 08:30:04 2006
References: <00d301c7148e$591728b0$6401a8c0@FrankDell2>

Frank, some of the guys have tried the coding on zeiss and voitlander
lenses. it seems to work, but the result's needs more time to study

On 11/30/06, Frank Filippone <red735i@earthlink.net> wrote:
> There is an interesting thread on the Forum about lens coding.  Folks are 
> starting to play with the coding schemes, using a Sharpie
> and white out ( Typewriter correction fluid) to fool the body into 
> thinking a different lens is on the camera.  What good this will
> do is as yet unknown, but hacking into camera technology seems to please 
> some people, and may prove if there is really anything to
> the coding theories..
>
> If you wish to read the thread....   http://tinyurl.com/ymru2m
>
>
> What is most interesting .... The Tri- Elmar has of course 3 focal 
> lengths.  Apparently the camera reads the lens coding form the
> dots, then checks the position of the VF preview lever for which of the 3 
> FL the lens is at.  In effect, the body can tell if the
> 28, 35, or 50mm position of the lens is being used.
>
> With 6 bit coding, at first in my mind, there were only 64 different 
> lenses possible to be distinguished.  I thought this was kind
> of limiting.  Using the VF preview position, this expands the possible 
> unique lenses to 3x64 different lenses.  That is a bunch of
> unique signatures that represent some future growth, and possible uses...
>
> BTW, no one has hacked into the coding and tried a Zeiss or CV lens using 
> a Leica lens profile.... yet.....
>
> Frank Filippone
> red735i@earthlink.net
>
>
>
>
>
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> Leica Users Group.
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>


-- 
  -------------------------------------
  regards, mehrdad

Replies: Reply from red735i at earthlink.net (Frank Filippone) ([Leica] M8 Coded lenses)
In reply to: Message from red735i at earthlink.net (Frank Filippone) ([Leica] M8 Coded lenses)