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Use r’s Man ua l
4- 29
Com pression :
To com plet e your scan at a rated speed, t he scanned im age is
com pressed by default during transm ission. However, if you
wish to obtain t he highest im age qualit y, you can choose to
uncom press t he im age dat a before it is output ted.
To Applicat ion:
Choose if you wish to com press t he im age dat a and t ransfer it
from t he TWAI N driver t o the applicat ion. Not e Bi- t onal im ages
are norm ally com pressed using CCI TT standard called Group 4
( G4). Color and grayscale im ages are often com pressed using
JPEG technology. Move the [ I m a ge Qua lit y] slider t o the
right or left t o increase or decrease your im age quality. Not e
the great er t he im age qualit y, the lower t he com pression level.
Default is 50% .
Not e that the com pression depends on your im age edit ing
applicat ion. I f your im age edit ing applicat ion does not support
the type of com pression format, t hen the im age of the
com pressed file will look abnorm al.
From Sca nner: ( N ote: Th e ava ila bilit y of t h is feat ur e
varies due t o sca nner m odel.)
Choose if you wish to com press t he scanned im age and transfer
it from the scanner to the TWAI N driver.
Choice: Uncom pressed, * Best I m age Qualit y ( Low Com pression
Level) , Bet t er I m age Quality ( Norm al Com pression Level) ,
Norm al I m age Quality ( High Com pression Level) . ( * : Fact ory
Default)
Scanned
I m age
Scanned
I m age
Scanner
Scanner Driver
I m age Edit ing
Application
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