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|Description||Photo of the Ordovician - Silurian boundary, an example of marine transgression as exposed on the Southern tip of the Hovedøya island, Norway. Due to the folding of the caledonian mountain range, the layers have been inverted, leaving Ordovician granular limestone on top of the later Silurian brownish mudstone.|
|Camera manufacturer||NIKON CORPORATION|
|Camera model||NIKON D80|
|Exposure time||1/200 sec (0.005)|
|ISO speed rating||100|
|Date and time of data generation||12:19, 21 August 2007|
|Lens focal length||18 mm|
|Horizontal resolution||300 dpi|
|Vertical resolution||300 dpi|
|Software used||Adobe Photoshop CS Windows|
|File change date and time||09:36, 28 November 2007|
|Y and C positioning||Co-sited|
|Exposure Program||Not defined|
|Date and time of digitizing||12:19, 21 August 2007|
|Image compression mode||1|
|Maximum land aperture||3.6 APEX (f/3.48)|
|Flash||Flash did not fire|
|Sensing method||One-chip colour area sensor|
|Custom image processing||Normal process|
|Exposure mode||Auto exposure|
|White balance||Auto white balance|
|Digital zoom ratio||1|
|Focal length in 35 mm film||27 mm|
|Scene capture type||Standard|
|Subject distance range||Unknown|
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