Archived posting to the Leica Users Group, 2010/01/21

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Subject: [Leica] A brief personal review of the Nokton 50mm f1.1 and a couple of pictures
From: mark at whitedogs.co.uk (Mark Pope)
Date: Thu, 21 Jan 2010 09:46:03 +0000
References: <4B570AEE.2090303@whitedogs.co.uk> <22C489EF-D8EA-489B-81E6-5A3DC7FC2B9A@gmail.com> <ee8fa51c1001201634g58d253bfp9df9fb05d22f8268@mail.gmail.com>
 
Hi Marty,

duly corrected - any reference to Aspherical elements has been removed.

Best wishes

Mark



Mark Pope,
Swindon, Wilts
UK

Homepage               http://www.monomagic.co.uk
Blog                   http://www.monomagic.co.uk/blog
Picture a week (2010)  http://www.monomagic.co.uk/index.php?gallery=paw/2010
Picture a week (2009)  http://www.monomagic.co.uk/index.php?gallery=paw/2009
                (2008) 
http://www.monomagic.co.uk/index.php?gallery=paw/2008


Marty Deveney wrote:
> Just a short comment Mark - the f1.1 uses all spherical elements; the
> Cosina page here:
> http://www.cosina.co.jp/seihin/voigt/english/standard-e.html
> shows the design.  You'll also see that lenses with aspherical
> elements have them pointed out by Cosina in the block diagrams.  it
> is, however, fairly clear from the design that the 1.1 uses spherical
> elements.
> 
> I see Robert White is telling people there is an aspherical element.
> They are wrong.
> 
> Marty
> 
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In reply to: Message from mark at whitedogs.co.uk (Mark Pope) ([Leica] A brief personal review of the Nokton 50mm f1.1 and a couple of pictures)
Message from lluisripollquerol at gmail.com (Lluis Ripoll Querol) ([Leica] A brief personal review of the Nokton 50mm f1.1 and a couple of pictures)
Message from benedenia at gmail.com (Marty Deveney) ([Leica] A brief personal review of the Nokton 50mm f1.1 and a couple of pictures)