Exiv2

19 Jul 2016

23:12 Exiv2 Patch #1197 (Closed): Add support for Sigma 150-500 on Canon with 1.4X TC

The Sigma 150-500mm f/5-6.3 APO DG OS HSM lens is recognised on Canon both solo and with a 2x teleconverter but not w... Steve Fosdick

27 Feb 2016

14:41 Exiv2 Feature #1128: New lens: TAMRON SP 70-200mm F/2.8 Di VC USD A009

This issue has come up again in connection with darktable which uses exiv2. Compare the output from the Canon 70-200... Steve Fosdick

01 Oct 2015

23:38 Exiv2 Patch #1122: Lens Detection with Teleconverter - Sigma 150-500mm f/5-6.3 APO DG OS HSM again

Of the three lenses I only have the Sigma 150-500 so I attach an image taken with this and the 2x converter. Without... Steve Fosdick

29 Sep 2015

21:57 Exiv2 Patch #1122: Lens Detection with Teleconverter - Sigma 150-500mm f/5-6.3 APO DG OS HSM again

Here is a second patch, this time more generic. This works by repeating the search by focal length with the focal le... Steve Fosdick

21:29 Exiv2 Patch #1122 (Closed): Lens Detection with Teleconverter - Sigma 150-500mm f/5-6.3 APO DG OS HSM again

When coupled with the Canon 2x teleconverter the Sigma 150-500mm f/5-6.3 APO DG OS HSM is once again not detected. T... Steve Fosdick

08 Jan 2014

14:57 Exiv2 Forum: RE: Lens matching

I have found a bug report I raised for this: http://dev.exiv2.org/issues/926 Steve Fosdick

14:54 Exiv2 Forum: RE: Lens matching

It is not fixed in 0.24. Here is a snip of the output for a test pic:
Exif.CanonCs.LensType ... Steve Fosdick

14 Oct 2013

08:51 Exiv2 Bug #926: Lens matching on Canon

Here are some pictures going through the zoom range. There are more pictures in the set but here I have included one... Steve Fosdick

13 Oct 2013

17:14 Exiv2 Bug #926 (Closed): Lens matching on Canon

I am currently having trouble with the recognition of a Sigma 150-500mm f/5-6.3 lens on Canon. This lens gives a lens... Steve Fosdick

09 Oct 2013

17:51 Exiv2 Forum: RE: lens Sigma 150 mm 1:2.8 APO MACRO DG HSM not reckognized

The lens that is listed in your RTF document is one which is associated with lens ID 183. In the latest subversion t... Steve Fosdick