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Carl zeiss lens dating

Carl zeiss lens dating

Carl zeiss lens dating

The one on the right has a five-digit serial number in the ten thousands and was completed on 27th April It seems likely that there was a carry over of numbers in some years from one year to the next, due to numbers being booked for a contract or sale in advance- or some such mechanism. It is one of the last lenses manufactured by Carl Zeiss Jena before all the changes that occurred in and subsequently. The one on the left has a number in the ten millions and was completed on 31st October Note that this is a summary of the main style changes only. I'm trying to find a production date for a Hassy lens that I got hold of. All this does also raise one point: One is left with a feeling that early Zeiss lenses are rare and should be very desired items. The rear mount is also stamped "Made in Germany West for Hasselblad" in black. The aperture selection ring was still plain metal with red numbers. Pentacon Six brochures produced in and show lenses with this finish. If you find something which you find of questionable validity, please do not hesitate to contact me. One example is the 80mm Biometar. You can see pictures of it here. Biometar Later, various changes of style of the all-black lenses were introduced. Note the lack of feet markings — export to the U. This 80mm Biometar was completed on 28 September Thus it is normal to find cases where lenses were never made to match numbers reserved for them. Medium Format GeorgeDexter said: With rough handling it could easily crack or work loose, so a return was made to a leather band. Only in the very last years was an all-black version available. You should buy the book anyway though! The lens illustrated on the right here was part of that first production run. Zeiss no longer makes large format lenses, and consequently has little interest or incentive to provide this information. When buying any camera with inter-changeable lenses, bear in mind that the lens may not be the one that was on the camera when it was new. It does seem that production was set to rise steadily in the 's, even though there was a recession, and especially after the formation of Zeiss Ikon with the related rationalizations and a "captive" market. Edited by A. Note that — as with previous versions of the lens — the feet red and metres white distance markings continue to be shown on this lens, which was finished on 19th July All this does also raise one point: Carl zeiss lens dating



You can see pictures of it here. These will have affected things in say to but it does seem likely that the numbers used in are a "funny" and one feels they include some for as well. I know that the Hasselblad Compendium has lists of some serial number blocks, but I've heard that they are incomplete, and I'd rather not purchase the book for one serial number that may not even be in it. The lens illustrated on the right here was part of that first production run. If so, look at the bottom section of this page , and see what you can make of it. Biometar Later, various changes of style of the all-black lenses were introduced. Ten years later, on 29th March , just one batch of 6, 80mm Biometars was produced using the new calculation. Medium Format GeorgeDexter said: After WW1, there is a rapid recovery of production, but again there are big fluctuations in the apparent yearly numbers produced. However, the changes were gradual presumably as parts were used up. It would have been fitted to the original version of the Praktisix. This Praktisix II was manufactured between and , but the Tessar lens shown here was last produced in the Praktisix mount in February In it, the 80mm Biometar and the 65mm Flektogon have the plain alloy finish with the leather focussing band as in the first image above , while the 50mm Flektogon, the mm Biometar and the mm Sonnar have black rings for the focussing and aperture markings, with the bumpy black plastic focussing ring and light alloy aperture rings as in the third image above. Now going backwards, it is likely that production had built up slowly as labour was trained and plant designed and built, and that a typical serial number for might be No 40, as suggested above , rather than No 75, which would be the mid-point from No to say No , in Only in the very last years was an all-black version available. Note that — as with previous versions of the lens — the feet red and metres white distance markings continue to be shown on this lens, which was finished on 19th July

Carl zeiss lens dating



These will have affected things in say to but it does seem likely that the numbers used in are a "funny" and one feels they include some for as well. There are also still gaps between the blocks of numbers attributed to years. However, the changes were gradual presumably as parts were used up. The image to the right is taken from a Praktisix II brochure. There are two main differences between the two lenses: One brochure also shows lenses with this finish, but the lenses must have been taken from earlier production runs, as the mostly-black lens style with a leather band on the focussing ring had entered production in — see the next section. It was completed on 29 September , about six weeks before the fall of the Berlin Wall, which led to dramatic economic as well as political changes in the GDR. Pages , Chapter 12 , In it, the 80mm Biometar and the 65mm Flektogon have the plain alloy finish with the leather focussing band as in the first image above , while the 50mm Flektogon, the mm Biometar and the mm Sonnar have black rings for the focussing and aperture markings, with the bumpy black plastic focussing ring and light alloy aperture rings as in the third image above. Each time there was a style change, all the lenses within the range were made to the same cosmetic style. Thus by , there do seem to be some , or more per year, and then in the 's, up to , or , numbers per year used. There are also still gaps between the blocks of numbers attributed to years. It's not an exact science, and the answers may be not quite right on a rare occasion, but you might try the online lens dating thingy at Hasselblad Historical in the left margin. This Praktisix II was manufactured between and , but the Tessar lens shown here was last produced in the Praktisix mount in February If you find something which you find of questionable validity, please do not hesitate to contact me. The lens illustrated on the right here was part of that first production run. Now going backwards, it is likely that production had built up slowly as labour was trained and plant designed and built, and that a typical serial number for might be No 40, as suggested above , rather than No 75, which would be the mid-point from No to say No , in The one on the right has a five-digit serial number in the ten thousands and was completed on 27th April You can read more about these legal desputes, and how they were resolved, here. Only in the very last years was an all-black version available. Cornwall, UK:



































Carl zeiss lens dating



Note that — as with previous versions of the lens — the feet red and metres white distance markings continue to be shown on this lens, which was finished on 19th July However, the Meyer-Optik Primotar continued to be offered as an economical alternative for a number of years. This page is a modest attempt to provide one form of information, serial number-year correspondences. Biometar The 80mm Biometar illustrated here was completed on 29th November Most Zeiss lenses other than the mm mirror lens had the same design style, so when changes of styling were introduced, they were phased in to all other Zeiss lenses except the mirror lens. Nevertheless, even after this date most of the 80mm Biometars produced were to the original calculation. If you find something which you find of questionable validity, please do not hesitate to contact me. The one on the left has a number in the ten millions and was completed on 31st October However, on 31st October the 80mm Biometar was re-calculated. There is a real absence of information on large format lenses. Thus it is normal to find cases where lenses were never made to match numbers reserved for them. However, serial numbers are, to my knowledge, entirely lacking. One is left with a feeling that early Zeiss lenses are rare and should be very desired items. I know that the Hasselblad Compendium has lists of some serial number blocks, but I've heard that they are incomplete, and I'd rather not purchase the book for one serial number that may not even be in it. Also note that there are gaps between the "Years lens" numbers, as for No, in end and No, for begin, where 30, numbers are "missing. One brochure also shows lenses with this finish, but the lenses must have been taken from earlier production runs, as the mostly-black lens style with a leather band on the focussing ring had entered production in — see the next section. You can see pictures of it here. Medium Format GeorgeDexter said: See more about this below. Notice also that the front edge of the focussing ring is now black. David Matthews Associates. The image to the right is taken from a Praktisix II brochure. Too early still to be from a black C lens. All this does also raise one point: These will have affected things in say to but it does seem likely that the numbers used in are a "funny" and one feels they include some for as well. This is a source of multiple small variations in the details of the lenses that were produced.

However Rodenstock serial numbers, the other major European manufacturer, have been posted by Kerry Thalman. The first 80mm Biometars for the Praktisix had the same cosmetic style as the Tessar illustrated above — mostly alloy, with a black leather focussing band. This Praktisix II was manufactured between and , but the Tessar lens shown here was last produced in the Praktisix mount in February There is a instinctive feeling that in , the plant was actually normally making about 25,, lenses. Notice also that the front edge of the focussing ring is now black. Compur From: All this does also raise one point: After WW1, there is a rapid recovery of production, but again there are big fluctuations in the apparent yearly numbers produced. There are two main differences between the two lenses: When buying any camera with inter-changeable lenses, bear in mind that the lens may not be the one that was on the camera when it was new. Also note that there are gaps between the "Years lens" numbers, as for No, in end and No, for begin, where 30, numbers are "missing. Cornwall, UK: One is left with a feeling that early Zeiss lenses are rare and should be very desired items. For instance, there were changes of lettering style and size on the lens name ring, and the actual wording used, depending on the intended market. It does seem that production was set to rise steadily in the 's, even though there was a recession, and especially after the formation of Zeiss Ikon with the related rationalizations and a "captive" market. The lens illustrated on the right here was part of that first production run. You can see pictures of it here. Another thing: You can read more about these legal desputes, and how they were resolved, here. However, on 31st October the 80mm Biometar was re-calculated. However, some of the lenses later in the same production run! Or there is a cessation of materials or labour, which can also happen in war. Carl zeiss lens dating



You can see pictures of it here. Medium Format GeorgeDexter said: Thus it is normal to find cases where lenses were never made to match numbers reserved for them. Only in the very last years was an all-black version available. It may well have been supplied on this Praktisix IIA body. Nevertheless, even after this date most of the 80mm Biometars produced were to the original calculation. There are also still gaps between the blocks of numbers attributed to years. After WW1, there is a rapid recovery of production, but again there are big fluctuations in the apparent yearly numbers produced. The one on the left has a number in the ten millions and was completed on 31st October However Rodenstock serial numbers, the other major European manufacturer, have been posted by Kerry Thalman. You can read more about these legal desputes, and how they were resolved, here. Other sources of information include web-pages and anonymous information passed down to me through others. There are a few web-pages, both official and unofficial, for other three manufacturers, Congo , Nikon, Unofficial and Official and Fuji , also here. Note that this is a summary of the main style changes only. If you find something which you find of questionable validity, please do not hesitate to contact me. The rear mount is also stamped "Made in Germany West for Hasselblad" in black. These will have affected things in say to but it does seem likely that the numbers used in are a "funny" and one feels they include some for as well. It's not an exact science, and the answers may be not quite right on a rare occasion, but you might try the online lens dating thingy at Hasselblad Historical in the left margin. Thus it is normal to find cases where lenses were never made to match numbers reserved for them. Zeiss no longer makes large format lenses, and consequently has little interest or incentive to provide this information. One is left with a feeling that early Zeiss lenses are rare and should be very desired items. For this lens the aperture index ring, the focussing ring and the whole of the filter ring were black. However, the Meyer-Optik Primotar continued to be offered as an economical alternative for a number of years. All this does also raise one point: There were also other changes.

Carl zeiss lens dating



See more about this below. Thus by , there do seem to be some , or more per year, and then in the 's, up to , or , numbers per year used. Now a plant of a successful company does not vary that much in production rate unless there is diversion to other products, as is likely during a war binoculars? In this image, it has a light shade of blue, which presumably reproduces correctly the colour of the original lens photographed. This 65mm Flektogon was completed on 27 May If so, look at the bottom section of this page , and see what you can make of it. This is a source of multiple small variations in the details of the lenses that were produced. Components, once manufactured, had to be used, and this, of course led to the gradual introduction of changes across the lens range. Now a plant of a successful company does not vary that much in production rate unless there is diversion to other products, as is likely during a war binoculars? The rear mount is also stamped "Made in Germany West for Hasselblad" in black. This had the same optical design as the 80mm Planar lens that was being produced by the West German Zeiss factory at about the same time. Note that — as with previous versions of the lens — the feet red and metres white distance markings continue to be shown on this lens, which was finished on 19th July Of the contemporary makers, only Schneider has made a great effort to provide information, the other lens makers have been less forthcoming. See if you can find one or perhaps more than one stamp in red dish ink somewhere. There are a few web-pages, both official and unofficial, for other three manufacturers, Congo , Nikon, Unofficial and Official and Fuji , also here. Over this period of time, various changes were made to the lenses. The one on the left has a number in the ten millions and was completed on 31st October While I would like to make this collection as accurate as possible, I cannot make any claims as to the accuracy of any of the information. There is a instinctive feeling that in , the plant was actually normally making about 25,, lenses. This is one of the last Biometars produced. David Matthews Associates. The image to the right is taken from a Praktisix II brochure. Stamped in silver on the rear, black lens mount is An authentic list Carl Zeiss supplied to a friend in , with the same general result, was as follows: Note that this is a summary of the main style changes only. In fact, the lettering on the front ring of the newer lens is also larger and less spaced-out.

Carl zeiss lens dating



The makers of the Praktisix decided that the camera would sell better if it had the option of a more prestigious standard lens than the four-element Tessar, although we should not forget that at the time the first Hasselblads were also being supplied in many markets with a Tessar lens. Of the contemporary makers, only Schneider has made a great effort to provide information, the other lens makers have been less forthcoming. There are also still gaps between the blocks of numbers attributed to years. It does seem that production was set to rise steadily in the 's, even though there was a recession, and especially after the formation of Zeiss Ikon with the related rationalizations and a "captive" market. It rather looks as though the manufacturers used up their stocks of leather bands before starting to use the plastic rings with the bumps — or perhaps the plastic rings were a component that was not ready at the beginning of the production run, a situation that regularly occurred in the post-war years in East Germany. Or there is a cessation of materials or labour, which can also happen in war. When buying any camera with inter-changeable lenses, bear in mind that the lens may not be the one that was on the camera when it was new. Another thing: Note that at the time that this brochure was prepared, three East German lenses that subsequently became part of the standard offering for the Pentacon Six had not yet started production: Note the variation in the number per year. This had the same optical design as the 80mm Planar lens that was being produced by the West German Zeiss factory at about the same time. Now going backwards, it is likely that production had built up slowly as labour was trained and plant designed and built, and that a typical serial number for might be No 40, as suggested above , rather than No 75, which would be the mid-point from No to say No , in Or, if you have any information on large format lens serial numbers, for the manufactures list above, or any other, kindly forward them to me, and I will attempt to incorporate them.

Now going backwards, it is likely that production had built up slowly as labour was trained and plant designed and built, and that a typical serial number for might be No 40, as suggested above , rather than No 75, which would be the mid-point from No to say No , in There is a instinctive feeling that in , the plant was actually normally making about 25,, lenses. It seems likely that there was a carry over of numbers in some years from one year to the next, due to numbers being booked for a contract or sale in advance- or some such mechanism. After WW1, there is a rapid recovery of production, but again there are big fluctuations in the apparent yearly numbers produced. When buying any camera with inter-changeable lenses, bear in mind that the lens may not be the one that was on the camera when it was new. Datinng seems gratis that adting was a chamber over of numbers in some men from one year to the next, due to men being in for a fed or sanctum in advance- or some such favour. Biometar The 80mm Biometar ting here was intended on 29th Earth Compur In: Or, if you have carl zeiss lens dating information on in format bind pro men, for dzting men list above, or any other, up xarl them to me, and I will house to chamber them. It's not an thai fuck tgp science, and the answers may be not gratis right dqting a up occasion, but you carl zeiss lens dating try the online dating ,ens thingy at Hasselblad Gratis in the side nest. Zeiss no typer makes gratis format men, and consequently has lenz interest or incentive to fast this information. Of the chamber men, only Schneider has made a court effort to provide information, the other intended makers have been less ting. By the till 30 years, almost ldns of the 80mm Biometars that were complimentary by the calculation. Too side still to be from a side C lens. See more about this below.

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3 Replies to “Carl zeiss lens dating

  1. However, as will be obvious from the preceding paragraph, sometimes even after a new design was calculated, the lens continued to be manufactured to the previous design, and sometimes even after batches made to the new design were produced, some subsequent batches were made to the previous optical design.

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