Image:Enigma rotor.jpg
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Full resolution (1,800 × 1,197 pixels, file size: 272 KB, MIME type: image/jpeg)
| This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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[edit] Summary
| Description |
sample rotor from German Enigma cypher machine |
|---|---|
| Source |
nationalmuseum.af.mil |
| Date | |
| Author |
USAF |
| Permission (Reusing this image) |
see below |
[edit] Licensing
 |
This image or file is a work of a U.S. Air Force Airman or employee, taken or made during the course of the person's official duties. As a work of the U.S. federal government, the image or file is in the public domain. |
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 16:28, 24 January 2008 | 1,800×1,197 (272 KB) | Trekphiler | ({{Information |Description=sample rotor from German Enigma cypher machine |Source=nationalmuseum.af.mil |Date= |Author=USAF |Permission= |other_versions= }}) |
File links
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Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
| Camera manufacturer | NIKON CORPORATION |
|---|---|
| Camera model | NIKON D100 |
| Exposure time | 1/60 sec (0.016666666666667) |
| F-number | f/5.6 |
| Date and time of data generation | 14:22, 24 February 2007 |
| Lens focal length | 50 mm |
| Image title | Enigma rotors from the machine on display at the National Museum of the United States Air Force. The rotors formed the heart of the Enigma machine: Each was wired differently and had 26 contacts corresponding to letters of the alphabet. (Photo courtesy National Cryptologic Museum, NSA) |
| Orientation | Normal |
| Horizontal resolution | 300 dpi |
| Vertical resolution | 300 dpi |
| Software used | Adobe Photoshop CS2 Windows |
| File change date and time | 09:47, 18 September 2007 |
| Exposure Program | Aperture priority |
| Exif version | 2.2 |
| Date and time of digitizing | 14:22, 24 February 2007 |
| Exposure bias | 0 |
| Maximum land aperture | 3.7 |
| Metering mode | CenterWeightedAverage |
| Light source | Unknown |
| Flash | 7 |
| DateTime subseconds | 10 |
| DateTimeOriginal subseconds | 10 |
| DateTimeDigitized subseconds | 10 |
| 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 | 1 |
| Focal length in 35 mm film | 75 |
| Scene capture type | Standard |
| Contrast | Normal |
| Saturation | Normal |
| Sharpness | Normal |
| Subject distance range | Unknown |
