Epson EXPRESSION 1640XL User Manual page 133

2. Slide the mat into place and insert the tabs into the slots on
the Transparency Unit.
3. Place your document on the document table and close the
Transparency Unit.
To remove the reflective document mat, slide it up and out of the
slots on the Transparency Unit.
If a color stripe appears when scanning film
The optical phenomenon where color stripes appear is called
Newton's ring. This occurs when two, very thin membranes such
as film surfaces or soap bubble surfaces meet.
If this phenomenon occurs, try scanning the film upside down.
This may eliminate the effect of Newton's ring.
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