exif: {"Image Make": "SIGMA", "Image Model": "SIGMA DP2", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop Lightroom 4.0 (Windows)", "Image DateTime": "2012:05:19 07:08:18", "Image ExifOffset": "202", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "618", "Thumbnail JPEGInterchangeFormatLength": "15252", "EXIF ExposureTime": "1/250", "EXIF FNumber": "28/5", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "50", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2012:05:05 14:21:56", "EXIF ShutterSpeedValue": "995723/125000", "EXIF ApertureValue": "2485427/500000", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "761471/100000", "EXIF MeteringMode": "Pattern", "EXIF FocalLength": "121/5", "EXIF FocalLengthIn35mmFilm": "41", "EXIF BodySerialNumber": "1015289", "EXIF LensSpecification": "[121/5, 121/5, 0/0, 0/0]", "EXIF LensModel": "24.2 mm"}