Example output from ExifTool
cook@lini:~$ exiftool DSCN0432.JPG ExifTool Version Number : 6.57 File Name : DSCN0432.JPG File Size : 940 kB File Modification Date/Time : 2007:09:12 12:43:14 File Type : JPEG MIME Type : image/jpeg Image Description : Make : NIKON Camera Model Name : COOLPIX S10 Orientation : Horizontal (normal) X Resolution : 300 Y Resolution : 300 Resolution Unit : inches Software : COOLPIX S10V1.0 Modify Date : 2007:09:08 18:21:19 Y Cb Cr Positioning : Co-sited Exposure Time : 1/132 F Number : 3.5 Exposure Program : Program AE ISO : 50 Exif Version : 0220 Date/Time Original : 2007:09:08 18:21:19 Create Date : 2007:09:08 18:21:19 Components Configuration : YCbCr Compressed Bits Per Pixel : 2 Exposure Compensation : 0 Max Aperture Value : 3.5 Metering Mode : Multi-segment Light Source : Unknown (0) Flash : Off Focal Length : 21.3mm Firmware Version : 2.00 Color Mode : Color Quality : Normal White Balance : Auto Focus Mode : AF-S Flash Setting : ISO Selection : Auto Data Dump : (Binary data 1512 bytes, use -b option to extract) Warning : Bad NikonPreview directory Image Processing : Image Adjustment : Auto Auxiliary Lens : Off Manual Focus Distance : inf Digital Zoom : 1 AF Area Mode : Single Area AF Point : Center AF Points Used : (none) Scene Mode : Noise Reduction : Off Image Stabilization : VR-ON � AF Response : Standard User Comment : Flashpix Version : 0100 Color Space : sRGB Exif Image Width : 2816 Exif Image Length : 2112 Interoperability Index : R98 - DCF basic file (sRGB) Interoperability Version : 0100 File Source : Digital Camera Scene Type : Directly photographed Custom Rendered : Normal Exposure Mode : Auto Digital Zoom Ratio : 0 Focal Length In 35mm Format : 128 Scene Capture Type : Standard Gain Control : None Contrast : Normal Saturation : Normal Sharpness : Normal Subject Distance Range : Unknown (0) Compression : JPEG (old-style) Thumbnail Offset : 3192 Thumbnail Length : 3920 Image Width : 2816 Image Height : 2112 Aperture : 3.5 Image Size : 2816x2112 Scale Factor To 35mm Equivalent : 6.0 Shutter Speed : 1/132 Thumbnail Image : (Binary data 3920 bytes, use -b option to extract) Circle Of Confusion : 0.005 mm Focal Length : 21.3mm (35mm equivalent: 128.0mm) Hyperfocal Distance : 25.93 m Light Value : 11.7
(shrunken image)