File:Bruce J. Walker official photo (cropped).jpg
Original file (2,270 × 3,260 pixels, file size: 1.25 MB, MIME type: image/jpeg)
Captions
Summary
[edit]DescriptionBruce J. Walker official photo (cropped).jpg |
English: Bruce J. Walker official photo |
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Date | ||||
Source | https://www.energy.gov/oe/contributors/bruce-j-walker | |||
Author | United States Department of Energy | |||
Other versions |
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Licensing
[edit]Public domainPublic domainfalsefalse |
This image is a work of a United States Department of Energy (or predecessor organization) employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.
Please note that national laboratories operate under varying licences and some are not free. Check the site policies of any national lab before crediting it with this tag. العربية ∙ English ∙ français ∙ 日本語 ∙ македонски ∙ മലയാളം ∙ Nederlands ∙ русский ∙ українська ∙ Tiếng Việt ∙ 简体中文 ∙ 繁體中文 ∙ +/− |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 01:58, 15 July 2018 | 2,270 × 3,260 (1.25 MB) | Corkythehornetfan (talk | contribs) | File:Bruce J. Walker official photo.jpg cropped 31 % horizontally, 20 % vertically using CropTool with precise mode. |
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File usage on Commons
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File usage on other wikis
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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 | NIKON CORPORATION |
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Camera model | NIKON D4S |
Author | Donica Payne |
Copyright holder |
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Exposure time | 1/125 sec (0.008) |
F-number | f/4 |
ISO speed rating | 50 |
Date and time of data generation | 12:09, 9 March 2018 |
Lens focal length | 145 mm |
Width | 3,280 px |
Height | 4,100 px |
Bits per component |
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Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop CC 2017 (Windows) |
File change date and time | 15:22, 30 March 2018 |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 12:09, 9 March 2018 |
APEX shutter speed | 6.965784 |
APEX aperture | 4 |
APEX exposure bias | 0.66666666666667 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire |
DateTime subseconds | 47 |
DateTimeOriginal subseconds | 47 |
DateTimeDigitized subseconds | 47 |
Color space | Uncalibrated |
Focal plane X resolution | 1,368.888885498 |
Focal plane Y resolution | 1,368.888885498 |
Focal plane resolution unit | 3 |
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 | Manual white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 145 mm |
Scene capture type | Standard |
Scene control | None |
Contrast | Normal |
Saturation | Normal |
Sharpness | Hard |
Subject distance range | Unknown |
Serial number of camera | 2019544 |
Lens used | 70.0-200.0 mm f/2.8 |
Rating (out of 5) | 2 |
Date metadata was last modified | 11:22, 30 March 2018 |
Unique ID of original document | 87BB425A23492F2B6303B78B8063BE49 |