Dating canon l lenses

Canon lens manufacturing date codes and Canon EF lens launch dates. How old is your lens.
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If you find a change in codes, please do let us know and we'll see what we can add to this info. The lens was purchased in March , so the code '83' for October is reasonable.

Determining the Age of a Canon Lens Using Serial Numbers and Date Codes

The digit '5' for a revision code is also reasonable for a lens that's been around for a few years , but we are left with a 5 digit serial number. Thanks to a reader for sending this in - if you have any more examples, please do let us know? Note that this is not always the same as when it first shipped - some lenses were 'previewed' a long time before they were officially released the being a notable example.

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Active links go to that lens's information page on this site - see the site home page for review links for all Canon EF lenses. Note that discontinued lenses may still be available and current listed lens may be in the process of being discontinued. There is often no clear termination process, particularly with Canon's global market. All our articles and reviews are free. Canon lens date codes and EF lens chronology Lens manufacturing codes Some older Canon lenses are stamped with a manufacturing code consisting of two letters and typically four numbers.

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The first two digits are a date code, indicating month and year of manufacture. Canon EF lens chronology When was a lens announced, and is it still a current model?

How to determine age of a Canon lens - MyPhotoCentral

To age a Canon lens using the digital serial number, we dissect the serial number as follows:. The DD is the key to the date the lens was manufactured - the production date code.

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The Canon lens date code chart is shown below. These dates should be viewed as approximations and should be used for your amusement as the estimates are not guaranteed correct. Please send any discrepancies you find.

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Canon has been using this number to indicate lenses needing specific service-related updates such as firmware. The remaining digits in the serial number, SSSSSSS , are a uniquely-identifying number of the lens — likely within the production month.

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Please note that, while the overall chart is holding out nicely with the lenses we've checked including several late models , it is a work-in-process. In part, the numbers might be shifted by a month or so. Again, please send us any discrepancies you find.

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Special thanks go out to friend-of-the-site Norbert for his role in the development of this chart. To determine the age of a predigit serial number Canon lens bearing a date code.

Until phasing out the practice starting in , Canon included a date code beside the rear lens element of many but not all lenses note that some manufactured lenses retain the date code. The date code as seen below is in the form of " UR ". This code is also present on some other Canon products including camera bodies. The first letter, "U" , indicates that the lens was made in Canon's Utsunomiya, Japan factory. Prior to , this letter is moved to the last position of the date code. The second letter, "R" , is a year code that indicates the year of manufacture.