[rollei_list] Re: Flange focal distance
- From: CarlosMFreaza <cmfreaza@xxxxxxxxx>
- To: "rollei_list@xxxxxxxxxxxxx" <rollei_list@xxxxxxxxxxxxx>
- Date: Mon, 8 Sep 2014 20:04:39 -0300
2014-09-08 8:03 GMT-03:00 <Dirk-Roger.Schmitt@xxxxxx>:
> Hello,
>
> after a while I am going to start a question here.
> Can you help me out with some questions about the flange focal distance of
> Rollei QBM?
>
> First, on a couple of websites the number of 44,70 mm is published.
> Also on Wikipedia this value was published.
>
> http://de.wikipedia.org/wiki/Auflagemaß
>
> In the meantime, this value was corrected to 44,50 mm, and it is mentioned
> that the 44,70 mm was published erroneously.
>
> So, is there anybody who can confirm the 44,50 mm?
Hello Dirk:
I did not find the info in Prochnow's books after a
quick research, however the QBM flange is 44,50mm according Carl Zeiss
confirmed to the Wikipedia article author. Carl Zeiss manufactured
several QBM lenses from the beginning, of course.
Carlos
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