Archived posting to the Leica Users Group, 2008/01/08

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Subject: [Leica] Old Leica lenses
From: phamard at numericable.fr (Philippe Amard)
Date: Tue Jan 8 11:35:21 2008
References: <F77845A0-B132-4DAF-997E-D5A2550CDBA4@COMCAST.NET>

Looks like the asph offers a sharper tree in the distance, but this may 
be due to the change in lighting conditions too.
Interesting comparison.
Thanks for sharing
phx


Leonard Taupier wrote:

> Ever since I purchased my M8 I've been experimenting with it and my  
> older LTM Leica lenses. This not only gives me an idea on what my  
> film photos taken with the Leica III series bodies will look like but  
> it allows me to compare performance to the modern lenses. I find the  
> older Summars, Xenons and Summarits are very low contrast, flare  
> easily and definitely need a lens hood at all times.  However that  
> does not mean they are low resolution lenses. The next 5 photos will  
> demonstrate what to expect from a 50mm Summarit directly from the  
> camera and then 3 easy post processing steps ending up with the  
> comparison of the final photo compared to a 50mm Summilux Asph.
>
> First I would like to mention that none of the photos have sharpening  
> applied during the process.
>
> The first photo is taken directly from the camera and has not been  
> altered except to convert it from a raw file to a jpeg. All the  
> Summarit photos are from the same M8 digital photo. It has low  
> contrast even at f4.
>
> <http://gallery.leica-users.org/v/LeonardT/Summarit/L1008908.jpg.html>
>
> The 2nd photo is the same as the first except the saturation was  
> reduced to zero in the raw converter.
>
> <http://gallery.leica-users.org/v/LeonardT/Summarit/ 
> L1008908_BW.jpg.html>
>
> The third is the original except Auto Levels was used on the image.  
> Things are looking better.
>
> <http://gallery.leica-users.org/v/LeonardT/Summarit/L1008908a.jpg.html>
>
> The fourth photo is the same as the third except contrast was  
> increased +20 and green was increased +20 in Color balance.
>
> <http://gallery.leica-users.org/v/LeonardT/Summarit/ 
> L1008908a_Color_Contrast.jpg.html>
>
> or
>
> http://tinyurl.com/373sce
>
> The final picture is a comparison shot to a 50mm Summilux, unaltered.
>
> <http://gallery.leica-users.org/v/LeonardT/Summarit/ 
> L1008910_SummiluxAsph.jpg.html>
>
> or
>
> http://tinyurl.com/37tctj
>
> The Summarit lens cost me $275  1 1/2 years ago. The Summilux cost me  
> $2350 two years ago.
>
> Regards,
> Len
>
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In reply to: Message from LEN-1 at comcast.net (Leonard Taupier) ([Leica] Old Leica lenses)