Peter Karbe holding Max Berek Notebook- 1922 Lens Design Recipe recorded from video 2016-02-07

Mustafa Umut Sarac submitted a new resource:

(there was a url link here which no longer exists) - Peter Karbe holding Max Berek Notebook- 1922 Lens Design Recipe recorded from video

Max Berek 1922 Lens design attached with all strange numbers.

Peter Karbe , Leica Chief Designer gave a interview about apo summicron.
He was talking about the 100 year tradition of Leica and his following the old Leica designers.
And he started to talking about worlds first 50mm lens designed by Max Berek.

NoteBook was

Angaben über Optik der Rechenabteilung Prof.Berek für Konstrüktionsbüro Engelmann

video...

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(there was a url link here which no longer exists)

The correctly spelled title of that Notebook is

Angaben über Optik der Rechenabteilung Prof. Berek für Konstruktionsbüro Engelmann

Thank you AgX.