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File:Richard Stallman at Pittsburgh University.jpg

Summary

Description
English: Richard Stallman gives a talk on Free Software and Copyright law at The University of Pittsburgh
Date 19 February 2010
Source Own work
Author Victor Powell

image taken at The University of Pittsburgh's William Pitt Union lower lounge

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Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
Camera manufacturer NIKON CORPORATION
Camera model NIKON D300S
Exposure time 1/160 sec (0.00625)
F-number f/2.8
ISO speed rating 400
Date and time of data generation 13:04, 19 February 2010
Lens focal length 200 mm
Orientation Normal
Horizontal resolution 300 dpi
Vertical resolution 300 dpi
Software used Adobe Photoshop CS3 Macintosh
File change date and time 15:25, 19 February 2010
Y and C positioning Co-sited
Exposure Program Manual
Exif version 2.21
Date and time of digitizing 13:04, 19 February 2010
Meaning of each component
  1. Y
  2. Cb
  3. Cr
  4. does not exist
Image compression mode 4
Exposure bias 0.66666666666667
Maximum land aperture 3 APEX (f/2.83)
Metering mode Spot
Light source Unknown
Flash Flash did not fire
DateTime subseconds 97
DateTimeOriginal subseconds 97
DateTimeDigitized subseconds 97
Supported Flashpix version 0,100
Colour space sRGB
Sensing method One-chip colour area sensor
File source Digital still camera
Scene type A directly photographed image
Custom image processing Normal process
Exposure mode Manual exposure
White balance Auto white balance
Digital zoom ratio 1
Focal length in 35 mm film 300 mm
Scene capture type Standard
Scene control Low gain up
Contrast Normal
Saturation Normal
Sharpness Normal
Subject distance range Unknown
GPS tag version 2.2.0.0
Supported Flashpix version 1
Image height 4,288 px
Image width 2,848 px
Date metadata was last modified 10:25, 19 February 2010

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