Store Nikon lens data into an olympus raw file

Started by Franz, November 21, 2018, 03:58:12 PM

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Franz

Dear experts,

I can not figure it out...  :-(

Situation: I own an Olympus OM-D E-M10 micro four thirds camera only because Nikon took to long to bring the mirrorless camera... Now I want to use my Nikon lens on the Olympus body. I got an adapter for mechanical fix.
For processing the pic, mostly raw files ORF, I use DxO PhotoLab. As the adapter does not transfer any electrical signal, the camera can not know what lens is hooked up. So I want to tell the ORF file exif data of the lens afterwards. All attempts failed: DxO does'nt get it. I think, the tag LensId holds the main information. But how can I push this into the ORF file the correct way? As far as I understand, LensID on Nikon is a composite tag, so I need the correct single tags composing the LensID.
Or: what information is DxO using to know the lens in use?

Do you have any suggestions? Is this possible at all?

I have put three files here https://we.tl/t-ts7s38wPMR
nikonlens-on-nikoncam.NEF
olympuslens-on-olympuscam.ORF
nikonlens-on-olympuscam.ORF

Greatings
Franz

Phil Harvey

Hi Franz,

Sorry for the delay in responding, I was on vacation.

I doubt there is any way to get DxO to recognize a Nikon lens on an Olympus body, but you should ask them because they are the ones who would know.

You can't write a Nikon LensID to the Olympus maker notes, so this won't work.  The only option may be through the standard EXIF LensModel tag.

- Phil
...where DIR is the name of a directory/folder containing the images.  On Mac/Linux, use single quotes (') instead of double quotes (") around arguments containing a dollar sign ($).