Advanced Scanning

 

such as losing resolution or

 

sharpness. To counter the effect of

 

the screen process and turn the dots

 

back into a smoother image, set the

 

filter option to Descreen.

 

If you use the descreening filter, don’t

 

enlarge the image as this could

 

cause a moiré effect—strange

 

patterns that appear in an image due

 

to the spacing between bands of dots

 

in the image.

 

You may need to sharpen the image

 

after descreening, but you will need

 

to do so in your graphics application.

None

Select this option if you don’t want to

 

use any filter.

Changing Image Resolution

Resolution refers to how many dots per inch (dpi) or dots per centimeter (dpcm) a device can print or scan.

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