For Canon lenses, which ones add subject distance to EXIF?Or is this only a Nikon thing?EXIF data available. Clickhereto show/hide.Camera-Specific Properties:Equipment MakeCanonCamera ModelCanon EOS DIGITAL REBEL XTiCamera SoftwareAdobe Photoshop CS3 MacintoshPhotographerunknownMaximum Lens Aperturef/1.8Image-Specific Properties:Image OrientationTop, Left-HandHorizontal Resolution300 dpiVertical Resolution300 dpiImage Created2008:02:21 21:03:59Exposure Time1/50 secF-Numberf/2.0Exposure ProgramAperture PriorityISO Speed Rating400Lens Aperturef/2.0Exposure Bias0 EVMetering ModePartialFlashNo Flash, CompulsoryFocal Length50.00 mmColor Space InformationsRGBImage Width683Image Height1025RenderingNormalExposure ModeAutoWhite BalanceAutoScene Capture TypeStandard