File:Harwell-dekatron-witch-computer-under-resotoration-2010-03-13.jpg
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Summary[edit]
DescriptionHarwell-dekatron-witch-computer-under-resotoration-2010-03-13.jpg |
English: The WITCH (Harwell Dekatron) computer under restoration at the British National Museum of Computing, Bletchley Park, 2010-03-13.
Deutsch: Der Harwell Computer (später Wolverhampton Instrument for Teaching Computing from Harwell (WITCH)) während seiner Restaurierung im British National Museum of Computing |
Date | |
Source | Own work |
Author | Pratyeka |
Licensing[edit]
Public domainPublic domainfalsefalse |
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 11:42, 18 January 2013 | 3,878 × 2,848 (6.69 MB) | Jacek Halicki (talk | contribs) | Perspektywa | |
14:10, 19 March 2010 | 3,878 × 2,848 (5.37 MB) | Pratyeka (talk | contribs) | {{Information |Description={{en|1=The WITCH (Harwell Dekatron) computer under restoration at the British National Museum of Computing, Bletchley Park, 2010-03-13.}} |Source={{own}} |Author=Pratyeka |Date=2010-03-13 |Permission= |other_ve |
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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.
Image title |
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Camera manufacturer | NIKON CORPORATION |
Camera model | NIKON D5000 |
Exposure time | 1/40 sec (0.025) |
F-number | f/3.5 |
ISO speed rating | 800 |
Date and time of data generation | 15:54, 13 March 2009 |
Lens focal length | 18 mm |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop CS3 Windows |
File change date and time | 12:36, 18 January 2013 |
Y and C positioning | Co-sited |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 15:54, 13 March 2009 |
Meaning of each component |
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Image compression mode | 4 |
APEX exposure bias | 1.3333333333333 |
Maximum land aperture | 3.6 APEX (f/3.48) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire |
DateTime subseconds | 00 |
DateTimeOriginal subseconds | 00 |
DateTimeDigitized subseconds | 00 |
Supported Flashpix version | 1 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 27 mm |
Scene capture type | Standard |
Scene control | Low gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Unique image ID | da957a541cfda675a2622a488639a26a |
Supported Flashpix version | 1 |
Image width | 3,878 px |
Image height | 2,848 px |
Date metadata was last modified | 13:36, 18 January 2013 |
IIM version | 21,513 |