[Leica] 28mm Summicron vignetting

[len-1 at comcast.net (Leonard Taupier)]

Luis, I did not object to the vignetting but my son did. The  
Summicron was a new lens for him and I think he expected perfection.  
These photos are the hardest test. My 24mm asph has more vignetting.

Len


On Jan 15, 2007, at 7:43 PM, Luis Ripoll wrote:

> Len, the pictures are beautiful, yes it is a lttle vigneting but  
> IMO no too
> much, I have the Elmarit M 21 and it has much more than Summicron.  
> When I
> had my R equipment I remember the 21 Super Angulon as more perfect.
>
> Saludos cordiales
> Luis
>
> -----Mensaje original-----
> De: lug-bounces+luisripoll=telefonica.net@leica-users.org
> [mailto:lug-bounces+luisripoll=telefonica.net@leica-users.org] En  
> nombre de
> Leonard Taupier
> Enviado el: martes, 16 de enero de 2007 1:36
> Para: Leica Users Group
> Asunto: [Leica] 28mm Summicron vignetting
>
> Here are a few examples of vignetting using the 28mm Summicron.  
> These were
> shot in b&w but the sky was crystal clear blue. These were shot by  
> my son at
> Zion, Bryce and the Grand canyon.
>
> <http://gallery.leica-users.org/v/LeonardT/28mm/Img138.jpg.html>
>
> <http://gallery.leica-users.org/v/LeonardT/28mm/Img145.jpg.html>
>
> <http://gallery.leica-users.org/v/LeonardT/28mm/Img225.jpg.html>
>
> <http://gallery.leica-users.org/v/LeonardT/28mm/Img136.jpg.html>
>
> I'm not sure of the f stop but I believe they were in the f5.6 to  
> f8 range.
> We ran a test in my backyard of the Summicron versus the Elmarit  
> (not asph).
> The Elmarit had a little less vignetting. All the examples were  
> easily fixed
> in Photoshop using the lens distortion filter.
>
> Len
>
>
>
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