File:G grill 1869.jpg
Original file (750 × 742 pixels, file size: 145 KB, MIME type: image/jpeg)
Captions
Photo of a postage stamp grill (G grill) as seen from the back of a US 1869 stamp, taken April 2005 by User:Stan Shebs
The G grill is 12 points across by 11 to 11 1/2 points high. The ridge seen along the top here is the "1/2 of a point".
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This work is ineligible for copyright and therefore in the public domain because it consists entirely of information that is common property and contains no original authorship. |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:50, 25 April 2005 | 750 × 742 (145 KB) | Stan Shebs (talk | contribs) | Photo of a postage stamp grill (G grill) as seen from the back of a US 1869 stamp, taken April 2005 by User:Stan Shebs {{GFDL-self}} Category:Stamps |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | Panasonic |
---|---|
Camera model | DMC-FZ20 |
Exposure time | 1/30 sec (0.033333333333333) |
F-number | f/2.8 |
ISO speed rating | 200 |
Date and time of data generation | 09:22, 24 April 2005 |
Lens focal length | 7.2 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Ver1.0 |
File change date and time | 09:22, 24 April 2005 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.2 |
Date and time of digitizing | 09:22, 24 April 2005 |
Image compression mode | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 0 |
Focal length in 35 mm film | 43 mm |
Scene capture type | Standard |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |