Ok, thanks. I’m in way over my head with this stuff.
Your command gives:
[MakerNotes] Lens Type : 14
[MakerNotes] Lens : 55 200 4 5.6
[MakerNotes] Lens Data Version : 0204
[MakerNotes] Lens ID Number : 144
[MakerNotes] Lens F Stops : 4.91666666666667
[Composite] Lens ID : 90 3B 53 80 30 3C 92 0E
[Composite] Lens Spec : 55 200 4 5.6 14