Original file (1,748 × 1,388 pixels, file size: 1.17 MB, MIME type: image/jpeg)
Summary
DescriptionClacton Spear 02.jpg |
English: Detail of Clacton Spear 01
The Clacton Spear, display at the National History Museum. London. Sign reads: "The Clacton spear Made of yew, this spear point is the oldest preserved wooden spear in the world, Its owner would probably have used this as a lethal weapon, stabbing prey at close range to generate enough force to pierce the animal's skin. Taxus sp. Clacton, Essex, England, around 420,000 years old. E1138" |
Date | |
Source | Own work |
Author | Chemical Engineer |
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Items portrayed in this file
depicts
Clacton Spear
creator
some value
copyright status
copyrighted
copyright license
Creative Commons Attribution-ShareAlike 4.0 International
inception
13 December 2016
source of file
original creation by uploader
media type
image/jpeg
checksum
aec681d08671ad237d9ced282f0ff8a2a2829641
data size
1,225,117 byte
height
1,388 pixel
width
1,748 pixel
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 18:00, 23 December 2016 | 1,748 × 1,388 (1.17 MB) | Chemical Engineer | User created page with UploadWizard |
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Metadata
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Camera manufacturer | Canon |
---|---|
Camera model | Canon DIGITAL IXUS 80 IS |
Exposure time | 1/60 sec (0.016666666666667) |
F-number | f/2.8 |
ISO speed rating | 250 |
Date and time of data generation | 16:29, 13 December 2016 |
Lens focal length | 6.2 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Microsoft Windows Photo Viewer 6.1.7600.16385 |
File change date and time | 17:30, 15 December 2016 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 16:29, 13 December 2016 |
Meaning of each component |
|
Image compression mode | 3 |
Shutter speed | 5.90625 |
APEX aperture | 2.96875 |
Exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash fired, auto mode |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 14,506.666666667 |
Focal plane Y resolution | 14,485.207100592 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |
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