Epson EXPRESSION 1640XL User Manual page 15

EPSON TWAIN Pro and TWAIN Pro Network's De-
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screening option automatically removes unwanted moiré
patterns from scanned images for higher quality output.
Auto Area Segmentation (AAS) allows you to separate text
from photographs on a page so that grayscale images are
clearer and text recognition is more accurate.
Text Enhancement Technology (TET) enhances text
recognition accuracy for optical character recognition (OCR)
scanning.
The Automatic Document Feeder, which enables continuous
sheet scanning, is available as an option.
The Transparency Unit, which allows you to scan negatives
and slide film, is available as an option.
The IEEE 1394 Scanner I/F Card, which enables high-speed
data transfer and vastly enhances your scanner's
connectivity, is available as an option.
The EPSON Network Image Express scan server, which
allows you to share your scanner on a network without the
need for a scanner server PC, is available as an option.
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Getting to Know Your Scanner