Center Distance Vernier Caliper
{"Image ImageWidth": "1440", "Image ImageLength": "1440", "Image BitsPerSample": "[8, 8, 8]", "Image PhotometricInterpretation": "2", "Image ImageDescription": "OLYMPUS DIGITAL CAMERA", "Image Make": "OLYMPUS CORPORATION", "Image Model": "TG-4", "Image Orientation": "Horizontal (normal)", "Image SamplesPerPixel": "3", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop CC 2015 (Windows)", "Image DateTime": "2016:05:20 11:59:00", "Image YCbCrPositioning": "Co-sited", "Image PrintIM": "[80, 114, 105, 110, 116, 73, 77, 0, 48, 51, 48, 48, 0, 0, 37, 0, 1, 0, 20, 0, ... ]", "Image ExifOffset": "900", "GPS GPSVersionID": "[2, 3, 0, 0]", "GPS GPSImgDirectionRef": "M", "GPS GPSImgDirection": "62", "Image GPSInfo": "1532", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "1678", "Thumbnail JPEGInterchangeFormatLength": "2368", "EXIF ExposureTime": "1/50", "EXIF FNumber": "11/5", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "200", "EXIF SensitivityType": "Standard Output Sensitivity", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2016:05:17 11:08:37", "EXIF DateTimeDigitized": "2016:05:17 11:08:37", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "352741/62500", "EXIF ApertureValue": "2275007/1000000", "EXIF ExposureBiasValue": "1", "EXIF MaxApertureValue": "3", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "257/50", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "Uncalibrated", "EXIF ExifImageWidth": "350", "EXIF ExifImageLength": "350", "EXIF FileSource": "Digital Camera", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF FocalLengthIn35mmFilm": "28", "EXIF SceneCaptureType": "Standard", "EXIF GainControl": "Low gain up", "EXIF Contrast": "Normal", "EXIF Saturation": "Hard", "EXIF Sharpness": "Hard"}