A Person looking at a digital pathology power wall image
{"Image Make": "Canon", "Image Model": "Canon EOS 40D", "Image Orientation": "Horizontal (normal)", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop CS5 Macintosh", "Image DateTime": "2011:02:22 09:09:13", "Image ExifOffset": "208", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "766", "Thumbnail JPEGInterchangeFormatLength": "6410", "EXIF ExposureTime": "1/50", "EXIF FNumber": "4", "EXIF ExposureProgram": "Unidentified", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2011:02:16 10:46:34", "EXIF DateTimeDigitized": "2011:02:16 10:46:34", "EXIF ShutterSpeedValue": "352741/62500", "EXIF ApertureValue": "4", "EXIF ExposureBiasValue": "-1/3", "EXIF MaxApertureValue": "4", "EXIF SubjectDistance": "339/100", "EXIF MeteringMode": "CenterWeightedAverage", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "35", "EXIF SubSecTime": "01", "EXIF SubSecTimeOriginal": "01", "EXIF SubSecTimeDigitized": "01", "EXIF ColorSpace": "Uncalibrated", "EXIF ExifImageWidth": "3878", "EXIF ExifImageLength": "2586", "EXIF FocalPlaneXResolution": "324000/73", "EXIF FocalPlaneYResolution": "2592000/583", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard"}