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File:Floppy Disk Drives 8 5 3.jpg

Summary

Description Floppy Disk Drives.
  • Qume D/T 8, 8 inch drive, 1.2 MB. This drive was made in 1980. See Image:Floppy Disk Drive 8 inch.jpg
  • Tandon TM 100-2A with IBM logo, 5 ¼ inch drive, 360 KB. This drive was made in 1983. See Image:IBM Floppy Drive With DOS.jpg
  • Sony MPF920, 3 ½ inch drive, 1.44 MB. This drive was made in 2004.

This image is used by IBM to illustrate their Icons of Progress: The Floppy Disk article. image 2

Photo by Michael Holley, July 2007

Taken with a Canon PowerShot A630 (1/5 second and f/8) under tungsten lighting. The image was touched up with Adobe Photoshop Elements 5.0.
Date July 2007
Source Own work
Author Swtpc6800 en:User:Swtpc6800 Michael Holley 
Die DVD ist ein optisches Speichermedium.

Licensing

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
The following pages on Schools Wikipedia link to this image (list may be incomplete):

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.
Image title Qume D/T 8, 8 inch drive, 1.2 MB;

Tandon TM 100-2A 5.25 inch drive, 360 KB; Sony MPF920, 3.5 inch drive, 1.4 MB

Camera manufacturer Canon
Camera model Canon PowerShot A630
Author Photo by Michael Holley 2007
Exposure time 1/5 sec (0.2)
F-number f/8
Date and time of data generation 18:55, 19 July 2007
Lens focal length 8.46 mm
Width 3,184 px
Height 2,123 px
Compression scheme LZW
Pixel composition RGB
Orientation Normal
Number of components 3
Horizontal resolution 150 dpi
Vertical resolution 150 dpi
Data arrangement chunky format
Software used Adobe Photoshop Elements 5.0 Windows
File change date and time 19:30, 29 January 2008
Exif version 2.2
Date and time of digitizing 18:55, 19 July 2007
Image compression mode 3
Shutter speed 2.3125
APEX aperture 6
Exposure bias 0
Maximum land aperture 3.34375 APEX (f/3.19)
Metering mode Spot
Flash Flash did not fire, compulsory flash suppression
Colour space sRGB
Focal plane X resolution 11,412.587412587
Focal plane Y resolution 11,439.252336449
Focal plane resolution unit inches
Sensing method One-chip colour area sensor
Custom image processing Normal process
Exposure mode Auto exposure
White balance Manual white balance
Digital zoom ratio 1
Scene capture type Standard

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