File:Ábacos neperianos (M.A.N. Madrid) 01.jpg
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![File:Ábacos neperianos (M.A.N. Madrid) 01.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/2/29/%C3%81bacos_neperianos_%28M.A.N._Madrid%29_01.jpg/800px-%C3%81bacos_neperianos_%28M.A.N._Madrid%29_01.jpg)
Size of this preview: 800 × 473 pixels. Other resolutions: 320 × 189 pixels | 640 × 378 pixels | 1,024 × 606 pixels | 1,280 × 757 pixels | 2,716 × 1,606 pixels.
Original file (2,716 × 1,606 pixels, file size: 1.69 MB, MIME type: image/jpeg)
This file is from a shared repository and may be used by other projects. The description on its file description page there is shown below.
Artist |
artist QS:P170,Q4233718 |
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Description |
English: Two Napier's abacuses and the box to keep them. They are based on models designed by Scottish mathematician John Napier (1550-1617): the so-called "Napier's bones" and a more complex one named Promptuary.
Español: Dos ábacos neperianos junto al estuche para guardarlos. Están basados en modelos diseñados por el matemático escocés John Napier (1550-1617): el conocido como "Huesos de Napier" y un segundo de mayor complejidad llamado promptuario. |
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Date |
between 1626 and 1650 date QS:P571,+1650-00-00T00:00:00Z/7,P1319,+1626-00-00T00:00:00Z/9,P1326,+1650-00-00T00:00:00Z/9 |
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Medium | ivory, lignum vitae, walnut wood and brass | |||||||||||||||||||||||
Dimensions |
height: 29.6 cm (11.6 in); width: 36.9 cm (14.5 in); depth: 31.7 cm (12.4 in) dimensions QS:P2048,29.6U174728 dimensions QS:P2049,36.9U174728 dimensions QS:P5524,31.7U174728 |
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Collection |
institution QS:P195,Q1352282 |
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Current location |
room 37 |
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Accession number |
52698 |
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Object history |
place of creation: UnknownUnknown The group was in the Monastery of San Lorenzo de El Escorial (Spain) at the 2nd quarter of the 17th century. |
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References | Museum's website – Web del museo – Site du musée | |||||||||||||||||||||||
Source/Photographer | Photograph: Luis García (Zaqarbal), 12 March 2008. | |||||||||||||||||||||||
Permission (Reusing this file) |
I, the copyright holder of this work, hereby publish it under the following licenses:
![]() ![]() ![]() This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported, 2.5 Generic, 2.0 Generic and 1.0 Generic license. Attribution: Luis García
You may select the license of your choice. |
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Other versions |
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Camera location | 40° 25′ 24.55″ N, 3° 41′ 20.61″ W ![]() | View this and other nearby images on: OpenStreetMap | ![]() |
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40°25'24.553"N, 3°41'20.605"W
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 08:13, 7 February 2017 | ![]() | 2,716 × 1,606 (1.69 MB) | commons>PawełMM | contrast enhanced |
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Metadata
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Camera manufacturer | CEC |
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Camera model | DV |
Exposure time | 1,481,089/16,777,216 sec (0.088279783725739) |
F Number | f/3 |
ISO speed rating | 100 |
Date and time of data generation | 15:34, 12 March 2008 |
Orientation | Normal |
Horizontal resolution | 480 dpi |
Vertical resolution | 480 dpi |
Software used | GIMP 2.8.18 |
File change date and time | 09:11, 7 February 2017 |
Y and C positioning | Co-sited |
Exposure Program | Aperture priority |
Exif version | 2.1 |
Date and time of digitizing | 15:34, 12 March 2008 |
Meaning of each component |
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Image compression mode | 2.0307128473427 |
APEX shutter speed | 3 |
APEX aperture | 3 |
APEX exposure bias | −0.25 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Center weighted average |
Light source | Unknown |
Flash | Flash did not fire |
Supported Flashpix version | 1 |
Color space | sRGB |
Related audio file | RelatedSound |
Exposure index | 62 |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |