File:Gregg Alton crop 2012 CHF HIV AIDS 058.jpg
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Size of this preview: 503 × 600 pixels. Other resolutions: 201 × 240 pixels | 402 × 480 pixels | 644 × 768 pixels | 859 × 1,024 pixels | 1,419 × 1,692 pixels.
Original file (1,419 × 1,692 pixels, file size: 1,023 KB, MIME type: image/jpeg)
File information
Structured data
Captions
Photographer |
Staff photographer |
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Description |
English: Photograph of Gregg Alton, AIDS researcher and Executive Vice President, Corporate and Medical Affairs at Gilead Sciences, discussing "The Evolution of HIV/AIDS Therapies" at the Gordon and Betty Moore Foundation in Palo Alto, CA, December 4, 2012, for Chemical Heritage Foundation, Philadelphia, PA, USA. |
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Depicted people | Depicted person: Gregg Alton | ||||||||||||||||||||
Date | 4 December 2012 | ||||||||||||||||||||
Collection |
institution QS:P195,Q5090408 |
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Notes | Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative. | ||||||||||||||||||||
Source | Science History Institute | ||||||||||||||||||||
Permission (Reusing this file) |
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Attribution: Science History Institute
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:23, 10 December 2013 | 1,419 × 1,692 (1,023 KB) | Mary Mark Ockerbloom (talk | contribs) | {{Photograph |title |photographer = |Description ={{en|1=Photograph of Gregg Alton, chemist Chemical Heritage Foundation, Philadelphia, PA, USA. }} |depicted people ={{depicted person|Gregg Alton}}... |
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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 D200 |
Exposure time | 1/125 sec (0.008) |
F-number | f/2.8 |
ISO speed rating | 1,600 |
Date and time of data generation | 22:18, 4 December 2012 |
Lens focal length | 200 mm |
Width | 3,872 px |
Height | 2,592 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 CS5.1 Macintosh |
File change date and time | 21:03, 6 December 2013 |
Y and C positioning | Co-sited |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 22:18, 4 December 2012 |
Meaning of each component |
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Image compression mode | 1 |
APEX shutter speed | 6.965784 |
APEX aperture | 2.970854 |
APEX exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Subject distance | 11.9 meters |
Metering mode | Pattern |
Light source | Flash |
Flash | Flash did not fire |
DateTime subseconds | 65 |
DateTimeOriginal subseconds | 65 |
DateTimeDigitized subseconds | 65 |
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 | Manual white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 300 mm |
Scene capture type | Standard |
Scene control | High gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
GPS tag version | 0.0.2.2 |
Lens used | 80.0-200.0 mm f/2.8 |
Date metadata was last modified | 16:03, 6 December 2013 |
Unique ID of original document | xmp.did:91BEE90C09206811994C88A74706936D |