Archived posting to the Leica Users Group, 2004/11/19

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Subject: [Leica] 35mm normal vs. ASPH or Spherical...Some nonsense
From: buzz.hausner at verizon.net (buzz.hausner@verizon.net)
Date: Fri Nov 19 08:38:26 2004

Nope, not analagous at all.  First of all, we were discussing various 
expressions of the Summicron, not the Summilux and we weren't really 
discussing "sharpness."

Buzz

> 
> From: Jonathan Borden <jonathan@openhealth.org>
> Date: 2004/11/19 Fri AM 11:33:45 EST
> To: Leica Users Group <lug@leica-users.org>
> Subject: Re: [Leica] 35mm normal vs. ASPH or Spherical...Some nonsense
> 
> buzz.hausner@verizon.net wrote:
> 
> >I must demur.  To call the spherical 35mm Summicron "aberation laden fuzz 
> >wide open" is utter nonsense.  No, this lens is not as sharp wide open as 
> >the aspherical expression, but wide open it is still capable of producing 
> >very fine images.  It's bokeh is justifiably famous and, I believe, is a 
> >result of having twelve diaphragm blades as opposed to the ten blades 
> >used (as an economy measure?) in the spherical vaersion.
> >  
> >
> This discussions seems entirely analogous to the "megapixel" debates re 
> 5 mp vs. 10 mp vs. 22 mp sensors. Sure 5 mp will give an acceptable 
> image just as the pre-Asph 35 'lux works just great in most situations 
> -- I've produced fine pics wide open staring into lights. Sharpness (nor 
> resolution) are  not the only qualities by which we judge a photograph. 
> That said, for subjects which are intended to be tack sharp or for whom 
> it is best to exhibit the finest detail, technological advances are 
> helpful. But that said, many times an old lens produces a nice glow.
> 
> Jonathan
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