File:Achromatic telescope-CnAM 1843-IMG 6423.JPG
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Size of this preview: 800 × 533 pixels. Other resolutions: 320 × 213 pixels | 640 × 427 pixels | 1,024 × 683 pixels | 1,280 × 853 pixels | 2,560 × 1,707 pixels | 5,616 × 3,744 pixels.
Original file (5,616 × 3,744 pixels, file size: 6.63 MB, MIME type: image/jpeg)
File information
Structured data
Captions
Summary
Object
John Dollond: Dollond achromatic telescope - CnAM 1843 | ||||||||||||||||||||||||
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Artist |
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Title |
Dollond achromatic telescope - CnAM 1843 label QS:Lfr,"Lunette achromatique de Dollond - CnAM 1843"
label QS:Len,"Dollond achromatic telescope - CnAM 1843" |
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Object type | refracting telescope | |||||||||||||||||||||||
Date |
mid 18th century date QS:P,+1750-00-00T00:00:00Z/7,P4241,Q40719748 |
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Medium | wood, brass and glass | |||||||||||||||||||||||
Dimensions |
length: 112 cm (44 in) ; height: 75.5 cm (29.7 in) ; width: 38 cm (14.9 in) ; diameter: 21 cm (8.2 in) dimensions QS:P2043,+112.00U174728 dimensions QS:P2048,+75.50U174728 dimensions QS:P2049,+38.00U174728 dimensions QS:P2386,+21.00U174728 |
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Collection |
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Accession number |
01843-0000- (Conservatoire national des Arts et Métiers) |
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References | https://collections.arts-et-metiers.net/?queries=query=search=N°%20d'inventaire=01843-0000-&showtype=record (French) |
Photograph
Source | Own work | ||||||||
Author | Med | ||||||||
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 2.5 Generic license. Attribution: Med
You may select the license of your choice. |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:45, 18 November 2016 | 5,616 × 3,744 (6.63 MB) | Rama (talk | contribs) | == {{int:filedesc}} == {{Object photo |object = Achromatic telescope-CnAM 1843 |detail = |description = |source={{own}} |author={{u|Rama}} |permission ={{self|Cc-by-sa-3.0-fr|Cc-by-sa-2.0-fr|CeCILL|attribution=Rama}} |date = }} [[Category:Achro... |
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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 |
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Camera model | Canon EOS 5D Mark II |
Exposure time | 1/80 sec (0.0125) |
F-number | f/3.5 |
ISO speed rating | 1,250 |
Date and time of data generation | 16:12, 13 November 2016 |
Lens focal length | 50 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
File change date and time | 16:12, 13 November 2016 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.21 |
Date and time of digitizing | 16:12, 13 November 2016 |
Meaning of each component |
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APEX shutter speed | 6.375 |
APEX aperture | 3.625 |
APEX exposure bias | −1.3333333333333 |
Metering mode | Partial |
Flash | Flash did not fire, compulsory flash suppression |
DateTime subseconds | 47 |
DateTimeOriginal subseconds | 47 |
DateTimeDigitized subseconds | 47 |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 3,849.2117888965 |
Focal plane Y resolution | 3,908.1419624217 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |
GPS tag version | 0.0.2.2 |
Structured data
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image/jpeg
41aada3f7cabba17b7714652fadf66ecad8f62bc
6,950,870 byte
3,744 pixel
5,616 pixel
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