This tag (0x180e) is used in Canon raw .CRW files. It should be a pair of 32-bit integers. The first of which gives the time (in seconds) of when the picture was taken and the second a 32-bit timezone (in seconds). The entire spec for CRW Exif is available here: http://owl.phy.queensu.ca/~phil/exiftool/canon_raw.html I'm not sure when you need ...

The RegisteredDecoders.GetDecoder(fs); does not seem to return the correct decoder so I override it to be RawDecoder. But the image colors are very odd - sometimes reddish or blueish - depends on the image. The odd thing, Canone EOS 350d pictures are fine ?  Do you have any simple solution to fix the colors ? Best regards, Stigur