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The three above from the 1940 catalog The next picture is a zoom into Felipe s left eye. If you want an explanation of what problem the Anastigmats solved, go to my page about the Ross Protar VIIa Some contemporaneous ads from the other side of the Atlantic.Īdversing in Photominiature April 1899 Adversing in Photominiature December 1909 Adversing in Photominiature Feb 1900 The following reproductions from Goerz catalogs, and a lot more from other lenscamera makers, you can find at Camera Eccentric website. Cp goerz berlin serial numbers series#The following figures, even in this Goerz scale, are very close to the regular series of f stops. Cp goerz berlin serial numbers serial number#Cp Goerz Berlin S Serial Number Isīut note in the picture below that the serial number is the same engraved on the barrel and on the cells. In the lens ring it is marked 1:6,8 but as the scale shows it as 4,5 I started to wonder if the cells would have been mounted in a barrel afterwards. The 4,5 (that is not in the chart) means 6.8. ![]() In the chart below we can see the equivalents to the system using 4 - 5.6 - 8 - 11 - 16 - 22 - 32 - 45. These figures indicating aperture are not the familiar series we are used to see in 35 mm cameras. I tried to trace it back, tried to know to whom in belonged, but the seller, having an antique shop there, could not remember how it all arrived to his hands. I bought it in a shoe box together with a Voigtlander Orthoscop from 1858, a Tessar also from 1911 and a Rodenstock Rapid Aplanat 2 from 191020.Īlso some parts of rollerblind shutters and lens elements, that I could not identify, were in the pack. Go to: Lens Vade Mecum It has more than 700 pages with thousands of lenses description, pictures and diagrams. If you want something online: download the A Lens Collector Vade Mecum it is only 15,99 USD and an invaluable source of information. It is an excellent source for understanding the genealogy of most of the lenses ever produced and the problems associated to lens construction. Most of the above information I researched on A history of the photographic lens by Rudolf Kingslake, Academic Press Inc. In that case the combined foci is multiplied by 1,73, but as a trade off there is a significant loss in luminosity. The name Dagor was adopted only in 1904 and the design was licensed to almost every lens maker ever since. Cp goerz berlin serial numbers full#So a full description of a German weapon would be something like 'K.98k, made by Mauser (code byf), dated 1943, serial number 1234c' Jim.Mauser did make some rifles with 5 digit numbers.Only four years old, Goerz was producing a Rapid Rectilinear lens called Lynkeioskop, one of the best RR versions. Each manufacturer started over each year. Cp goerz berlin serial numbers serial numbers#German serial numbers normally went only to 9999 before adding a letter and reverting to 1. Edit: Oops, too many 9s in my serial numbering layout. After each manufacturer hit 9999 for a particular model, they would add a serif letter to the back of the s/n, and continue through, so that 9999 would be followed by 1a, then 9999a would be followed by 1b, then 9999b would be followed by 1c, and so on. Cp goerz berlin serial numbers code#S/42 shows this particular K98 was built by Mauser Werke, while the 'G' date code shows it was manufactured in 1935 the German serial numbering system started over again at '1' for each manufacturer for each year of production, so you'll find identical serial numbers throughout each model for each year of production, and each manufacturer would have identical serial numbers. Mauser-WerkeAG, Werk Borsigwalde, Berlin-Borsigwalde, Eichborndamm Mauser-WerkeAG, Oberndorf a./N, production in 1934īerlin-Luebecker Maschinenfabriken, Werk Luebeck Mauser-WerkeAG, Oberndorf a./N, production in 1935 Mauser-Werke AG,Oberndorf a./N, early code Late code forWaffenwerke Bruenn AG, Brno, CzechoslovakiaĮrfurterMaschinenfabrik (ERMA) came under same management as FeinmechanischeWerke GmbH Late code forMauser-Werke AG, Oberndorf a./N WaffenwerkeBruenn AG, Brno, Czechoslovakiaīerlin-LuebeckerMaschinenfabriken, Werk Luebeck ![]() Steyr-Daimler-Puch AG, Werk Steyr, Steyr, Austria 25ĭual code denotes manufacture jointly by Gustloff Werke in Weimar, and Mauser-WerkeAG, Berlin Mauser-Werke AG,Werk Borsigwalde, Berlin-Borsigwalde, EichborndammįeinmechanischeWerke GmbH, Erfurt, Altonaerstr. As always, I'm not responsible for any inaccuracies in Olson's data, justfor the transcription. ![]()
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