File:ARPANET first router 2.jpg
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Original file (2,178 × 4,510 pixels, file size: 2.16 MB, MIME type: image/jpeg)
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Summary
editDescriptionARPANET first router 2.jpg |
English: new version of File:ARPANET first router.jpg |
Date | |
Source | derived from File:ARPANET first router.jpg (mildened persective, levels, rebuilt low-right corner) |
Author | Steve Jurvetson from Menlo Park, USA |
Other versions |
File:ARPANET first router.jpg |
Licensing
editThis file is licensed under the Creative Commons Attribution 2.0 Generic license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 15:01, 9 February 2013 | 2,178 × 4,510 (2.16 MB) | Gianfranco (talk | contribs) | User created page with UploadWizard |
You cannot overwrite this file.
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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 | Canon |
---|---|
Camera model | Canon EOS 5D Mark II |
Exposure time | 1/160 sec (0.00625) |
F-number | f/2.8 |
ISO speed rating | 1,600 |
Date and time of data generation | 13:52, 23 October 2010 |
Lens focal length | 24 mm |
JPEG file comment | |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | GIMP 2.6.11 |
File change date and time | 15:54, 9 February 2013 |
Y and C positioning | Co-sited |
Exposure Program | Aperture priority |
Exif version | 2.2 |
Date and time of digitizing | 13:52, 23 October 2010 |
Meaning of each component |
|
APEX shutter speed | 7.375 |
APEX aperture | 3 |
APEX exposure bias | 0 |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |