Image:PLATO4kb.jpg
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[edit] Summary
Standard keyboard for a PLATO IV terminal, circa 1976. Photo taken August 20th, 2005, and released to the public domain by the creator for historical purposes.
[edit] Licensing
I, the creator of this work, hereby release it into the public domain. This applies worldwide.
In case this is not legally possible,
I grant any entity the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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- (del) (cur) 16:43, 23 April 2006 . . Aumakua (Talk | contribs) . . 1600×1200 (453,712 bytes) (Standard keyboard for a PLATO IV terminal, circa 1976. Photo taken August 20th, 2005, and released to the public domain by the creator for historical purposes.)
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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 image.
| Image title | DCF 1.0 |
|---|---|
| Camera manufacturer | Minolta Co., Ltd. |
| Camera model | DiMAGE 7i |
| Orientation | Normal |
| Horizontal resolution | 72 dpi |
| Vertical resolution | 72 dpi |
| Software used | Ver.1.11u |
| File change date and time | 20:18, 20 August 2005 |
| Y and C positioning | 1 |
| Exposure time | 1/60 sec (0.016666666666667) |
| F-number | f/3.5 |
| Exposure Program | Portrait mode (for closeup photos with the background out of focus) |
| ISO speed rating | 200 |
| Exif version | 2.2 |
| Date and time of data generation | 20:18, 20 August 2005 |
| Date and time of digitizing | 20:18, 20 August 2005 |
| Exposure bias | 0 |
| Maximum land aperture | 3.5 |
| Metering mode | Pattern |
| Light source | Unknown |
| Flash | 9 |
| Lens focal length | 16.99609375 mm |
| Color space | sRGB |
| Custom image processing | Custom process |
| Exposure mode | Auto exposure |
| White Balance | Auto white balance |
| Digital zoom ratio | 0 |
| Focal length in 35 mm film | 68 |
| Scene capture type | Portrait |
| Contrast | Normal |
| Saturation | Normal |
| Sharpness | Normal |
| Subject distance range | Close view |
