exif: {"Image Make": "NIKON CORPORATION", "Image Model": "NIKON D90", "Image XResolution": "240", "Image YResolution": "240", "Image ResolutionUnit": "Pixels/Inch", "Image YCbCrPositioning": "Centered", "Image ExifOffset": "142", "EXIF ExposureTime": "1/2500", "EXIF FNumber": "28/5", "EXIF ExposureProgram": "Aperture Priority", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2015:08:02 14:16:33", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "11299/1001", "EXIF ApertureValue": "40761/8200", "EXIF ExposureBiasValue": "-2/3", "EXIF MaxApertureValue": "18325/3649", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire", "EXIF FocalLength": "200", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "Interoperability InteroperabilityIndex": "R98", "Interoperability InteroperabilityVersion": "[48, 49, 48, 48]", "EXIF InteroperabilityOffset": "640", "EXIF SensingMethod": "One-chip color area", "EXIF SceneType": "Directly Photographed", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF FocalLengthIn35mmFilm": "300", "EXIF SceneCaptureType": "Standard", "EXIF GainControl": "None", "EXIF Contrast": "Normal", "EXIF Saturation": "Normal", "EXIF Sharpness": "Normal", "EXIF LensSpecification": "[18, 200, 7/2, 28/5]", "EXIF LensModel": "18.0-200.0 mm f/3.5-5.6"}