History of the Bertele Sonnar

Discussion in 'Leica M and LTM Lenses' started by Bar8barian, Apr 17, 2016.

  1. Bar8barian

    Bar8barian Leica Place Rookie

    I have recently come across a very informative article about the history of the "Sonnar" lens and thought that it might be of interest to other members who are interested in "Sonnar" lenses.
    The article is in Italian but Google Chrome on Windows will translate it into English.

    Please see:- L
  2. Brian

    Brian Super Moderator Subscribing Member

    Apr 3, 2013
    Thankyou for posting this- I've hit this page before, and found lots of useful information in this article (after translating!) and can verify the changes to the optical formula as shown.