Archived posting to the Leica Users Group, 2016/02/11

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Subject: [Leica] IMGS: Tests with MM and M246
From: images at comporium.net (Tina Manley)
Date: Thu, 11 Feb 2016 18:07:01 -0500
References: <CA+yJO1A2N2yntQ0J1OG8OQeg4qf1Dy3M-WqLpWnX4r__p_KL1Q@mail.gmail.com> <A6F75171-2092-4194-B0EF-F5DAD41908F4@bex.net>

Yes, my LR EXIF has aperture information for every photo I've taken when
the lens information is supplied by the 6-bit code.  That's true for all of
my digital M's.  It's usually in the ballpark but this time since I knew I
had only used the lens wide open or at f/8, I noticed particularly that the
apertures were wrong.

Tina

On Thu, Feb 11, 2016 at 6:03 PM, Howard Ritter <hlritter at bex.net> wrote:

> Tina?
>
> An M has no way to sense what aperture the lens is set to. There?s no
> mechanical or electronic link from the aperture to the camera. The camera
> reads the 6-bit coding to know what model the lens is, and the cam gives
> focus information to the camera, but that?s it.
>
> I saw the aperture reported in the EXIF for your Beard?s Bread image on
> Pbase, but unless that was manually entered, I can?t imagine where it comes
> from.
>
> Have you seen LR, PS, or any other program appear to be reporting aperture
> in the EXIF of an image made with an M?
>
> ?howard
>
>
> > On Feb 11, 2016, at 12:48 PM, Tina Manley <images at comporium.net> 
> > wrote:
> >
> > PESO:
> >
> > I did some tests with the Noctilux and Summilux on the MM and M246?.I
> did notice that neither camera
> > records the aperture correctly because all of the photos were either shot
> > wide open or at F/8 and they were not recorded that way.
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>



-- 
Tina Manley
http://
<http://t.sidekickopen35.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJN7t5XYgfmKYPW4WzBHl3Mx_9dW3LqWkM56dQ1Jf7P8b5b02?t=http%3A%2F%2Ftina-manley.artistwebsites.com%2F&si=6038418186567680&pi=45eae790-5380-4806-b499-8be7cf93dcb0>
www.tinamanley.com
http://tina-manley.artistwebsites.com/


Replies: Reply from hlritter at bex.net (Howard Ritter) ([Leica] IMGS: Tests with MM and M246)
In reply to: Message from images at comporium.net (Tina Manley) ([Leica] IMGS: Tests with MM and M246)
Message from hlritter at bex.net (Howard Ritter) ([Leica] IMGS: Tests with MM and M246)