Canon CanoScan FB 630U User Guide - Page 21

To Set the Magnification Factor, The Relationship Between Data Volume and Scanning Resolution

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STEP 1 To Set the Magnification Factor Set the desired magnification factor on the control panel. Slider Drag the slider bar in either direction or use the arrow keys to change the resolution. Click here to return the magnification factor to 100%. Click inside these boxes to enter values directly. Hint The Relationship Between Data Volume and Scanning Resolution The higher the magnification and scanning resolution settings, the greater the file size of scanned images. There are certain inconveniences associated with overly large data volume, such as the inability to fit a file on a single floppy disk and the risk of causing a temporary computer slowdown by overwhelming its processing capabilities. For example, 21MB if you scan a standard size photograph in the color mode, the amount of data varies according the resolution. 3.54 x 5.12 in. image 5.2MB 2.3MB 580KB 100dpi 200dpi 300dpi 600dpi * These numbers are approximate estimates and may differ from actual scan results. 21

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21
S T E P
1
To Set the Magnification Factor
Set the desired magnification factor on the control panel.
Hint
The Relationship Between Data Volume and Scanning Resolution
The higher the magnification and scanning resolution settings, the greater the
file size of scanned images. There are certain inconveniences associated with
overly large data volume, such as the inability to fit a file on a single floppy disk
and the risk of causing a temporary computer slowdown by
overwhelming its processing capabilities. For example,
if you scan a standard size photograph in the color mode,
the amount of data varies according the resolution.
Slider
Drag the slider bar in
either direction or use
the arrow keys to
change the resolution.
Click here to return the
magnification factor to 100%.
Click inside these boxes to enter
values directly.
3.54 x 5.12 in. image
* These numbers are approximate estimates and may differ from actual scan results.
100dpi
200dpi
300dpi
600dpi
580KB
2.3MB
5.2MB
21MB