Epson Expression 1680 - Manual (Page 56)

2-36 Understanding EPSON TWAIN Pro Features
Using the Adjust Buttons
The Adjust buttons described in this section offer
you a powerful means of improving image quality.
All adjustments you make with these tools are
shown in the previewed image. For further
information on using these buttons to optimize
scanning, see “Recommended Adjustment Order”
on page 1-1.
Auto Exposure
Image Controls
Tone Correction
Color Adjustment
Reset
Focus