Archived posting to the Leica Users Group, 2012/04/05

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Subject: [Leica] When a Biogon is no match for THE Biogon
From: benedenia at gmail.com (Marty Deveney)
Date: Fri, 6 Apr 2012 14:33:44 +0930
References: <CAF8hL-FHOzYfurv9pp1a3+u1f3_39HGYsohp-=vvN=HOdG+Z9w@mail.gmail.com> <CABmfTOXQYh21UQ5kbtt+h_-9F=XFsOV-p7--mfH2c4UMaoHC1g@mail.gmail.com> <CAF8hL-EFbjoefpbYwdM2ye=gCCYoQ6h63JoZ21rZ+oXc+BYryg@mail.gmail.com>
 
On Fri, Apr 6, 2012 at 2:32 PM, Richard Man <richard at richardmanphoto.com> 
wrote:
> zM Biogons are not retrofocus? This is for the Leica M, not one of the ZE
> or ZF

Look at the block diagram and where the rear element is relative to
the mount.  Of course they're retrofocus.

Marty
Replies: Reply from chris at chriscrawfordphoto.com (Chris Crawford) ([Leica] When a Biogon is no match for THE Biogon)
Reply from benedenia at gmail.com (Marty Deveney) ([Leica] When a Biogon is no match for THE Biogon)
 In reply to: Message from richard at richardmanphoto.com (Richard Man) ([Leica] When a Biogon is no match for THE Biogon)
Message from benedenia at gmail.com (Marty Deveney) ([Leica] When a Biogon is no match for THE Biogon)
Message from richard at richardmanphoto.com (Richard Man) ([Leica] When a Biogon is no match for THE Biogon)