ImportantDo not apply these functions to images without moire, dust/scratches, or faded colors. The color tone may be adversely affected.
Image correction results may not be reflected in the preview image.
NoteSelectable settings depend on Color Mode settings.
Scanning may take longer than usual when you use Image Settings.
Image Settings allows you to set the following items:
Image Adjustment
When Image Adjustment is set, the brightness of the specified portion of the image is optimized. Images can be adjusted according to the automatically detected document type or the specified document type. The result of the adjustment will be reflected in the entire image.
None
Image Adjustment will not be applied.
Auto
Applies Image Adjustment by automatically detecting the document type. It is recommended that you normally select this setting.
Photo
Applies Image Adjustment suitable for photos.
Magazine
Applies Image Adjustment suitable for magazines.
Document
Applies Image Adjustment suitable for text documents.
ImportantYou can set Image Adjustment after preview.
You can set this setting when Recommended is selected on the Color Settings tab of the Preferences dialog box.
NoteIf the image is not adjusted properly with Auto, specify the document type.
The color tone may change from the source image due to the Image Adjustment. In that case, set Image Adjustment to None.
Reduce Show-through
Use this function to reduce show-through in duplex documents or lighten the base color in recycled paper and other colored paper when scanning documents.
OFF
Show-through will not be reduced.
ON
Select this to reduce show-through in duplex documents or lighten the base color. It is recommended that you normally select this setting.
ImportantReduce Show-through can be set when Recommended is selected on the Color Settings tab of the Preferences dialog box and Document or Magazine is selected for Image Adjustment.
Unsharp Mask
Emphasizes the outline of the subjects to sharpen the image when scanning photos.
OFF
Unsharp Mask will not be applied.
ON
Emphasizes the outline of the subjects to sharpen the image. It is recommended that you normally select this setting.
Descreen
Printed photos and pictures are displayed as a collection of fine dots. "Moire" is a phenomenon where uneven gradation or a stripe pattern appears when such photos or pictures printed with fine dots are scanned. Descreen is the function for reducing this moire effect.
OFF
Moire will not be reduced.
ON
Reduces moire. It is recommended that you normally select this setting.
NoteEven if Descreen is set to ON, some moire effects may remain if Unsharp Mask is set to ON. In that case, set Unsharp Mask to OFF.
Reduce Dust and Scratches
Scanned photos may contain white dots caused by dust or scratches. Use this function to reduce such noise.
None
Dust and scratches will not be reduced.
Low
Select this to reduce small dust particles and scratches. Large ones may remain.
Medium
It is recommended that you normally select this setting.
High
Select this to reduce large dust particles and scratches; however, evidence of the reduction process may remain or delicate parts of the image may be removed.
ImportantThis function may not be effective for some types of photos.
NoteIt is recommended that you select None when scanning printed materials.
Fading Correction
Use this function to correct photos that have faded with time or have a colorcast. "Colorcast" is a phenomenon where a specific color affects the entire picture due to the weather or ambient strong colors.
None
Fading Correction will not be applied.
Low
Select this to correct a small amount of fading and colorcast.
Medium
It is recommended that you normally select this setting.
High
Select this to correct a large amount of fading and colorcast. This can affect the tone of the image.
ImportantYou can set Fading Correction after preview.
You can set this setting when Recommended is selected on the Color Settings tab of the Preferences dialog box.
Correction may not be applied properly if the scan area is too small.
Grain Correction
Use this function to reduce graininess (roughness) in photos taken with high-speed or sensitized film.
None
Graininess will not be reduced.
Low
Select this when the photo is slightly grainy.
Medium
It is recommended that you normally select this setting.
High
Select this when the photo is very grainy. This can affect the gradation and sharpness of the image.
ImportantCorrection may not be applied properly if the scan area is too small.
Use this function to correct shadows that appear between pages when scanning open booklets.
When you set the Gutter Shadow Correction setting in the preview image, the result will be reflected. Preview the effects before scanning, as results vary depending on the type of document and how it is pressed.
Unclear or blurred text/lines caused by curved pages are not corrected.
None
Gutter shadow will not be corrected.
Low
Select this when the effect level is too strong with the medium setting.
Medium
It is recommended that you normally select this setting.
High
Select this when the effect level is too weak with the medium setting.
ImportantDo not place items that weigh 4.4 lbs (2.0 kg) or more on the Platen. Also, do not press on the document with a force exceeding 4.4 lbs (2.0 kg). If you press heavily, the scanner may not work correctly or you might break the glass.
Align the document with the edge of the Platen. If not, the shadow will not be corrected properly.
Shadows may not be corrected properly depending on the document. If the page background is not white, shadows may not be detected correctly or may not be detected at all.
While scanning, press down on the spine with the same amount of pressure you used to preview the scan. If the binding part is not even, the shadow will not be corrected properly.
How to place the document depends on your model and the document to be scanned.
NoteCover the document with black cloth if white spots, streaks, or colored patterns appear in scan results due to ambient light entering between the document and the Platen.
If the shadow is not corrected properly, adjust the cropping frame (scan area) on the preview image.
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