<jimt.zapspam@...> wrote:
I think the more-or-less standard is Phil Harvey's EXIFTool. The native program uses a command-driven ...
EXIFTool download from Mr Harvey's page: http://www.sno.phy.queensu.ca/~phil/exiftool/
The GUI I use is EXIFToolGUI at: http://u88.n24.queensu.ca/exiftool/forum/index.php?topic=2750.0
...
Excellent; thank you. I just edited my first EXIF file Camera Data, Focal Length information.
(Nothing as exotic as a Holga f/1 TS; just a 75mm f/2.5 Summarit-M -- a very nice little complement to the Sony a7r OEM 35mm.)
Paul