Sharp AJ-6010 AJ6010 Operation Manual - Page 43

Professional Scan Preferences Image Tab part 1

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"Professional" Scan Preferences ("Image" Tab) (part 1) Scanning Use this screen to adjust brightness, contrast and threshold settings. B/W Threshold Sets the threshold when you select "Mono 2 gradation" for "Colour Mode" on the "Main" tab. Move the slide bar to the left or right to decrease or increase the threshold, or input a figure directly into the setting box (1 - 254). The threshold setting is used to grade an image containing many colours into black and white. Increase the threshold and the areas shown in black will increase. On the other hand, decrease the threshold to increase areas represented in white. Specify the value for "B/W Threshold" setting to let your OCR software read text data clearly. The text data cannot be recognised correctly when the data includes blurred or faint characters. Reverse When using the "Mono Diffusion" or "Mono 2 gradation" colour mode setting, select this function to convert black areas into white, and white areas into black. Document Data after selecting the "Reverse" setting. On the above screen, click on options shown in the green boxes to make additional changes. Auto Contrast/Brightness Adjustment By checking this function, the brightness and contrast levels used for scanning are automatically adjusted to the most appropriate setting. • This setting is unavailable when the "Colour Mode" is set to "Mono 2 gradation". • By displaying the variation preview screen, this setting is automatically turned off ( ). "Auto Threshold" button When using the "Mono 2 gradation" colour mode to scan a document, click this button and the threshold setting is automatically adjusted to the most appropriate setting. The "B/W Threshold" setting will also change automatically after adjusting this preference. Edge Set the method for processing the edge of scanned images. Colour Matching Use this option to specify the colour matching method. This setting can only be used when the "Colour Mode" is set to "Mono Diffusion" or "Mono 2 gradation". 41

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Scanning
41
"Professional" Scan Preferences ("Image" Tab) (part 1)
Use this screen to adjust brightness, contrast and threshold settings.
B/W Threshold
Sets the threshold when you select "Mono 2
gradation" for "Colour Mode" on the "Main"
tab. Move the slide bar to the left or right to
decrease or increase the threshold, or input a
figure directly into the setting box (1 - 254).
The threshold setting is used to grade an
image containing many colours into black and
white. Increase the threshold and the areas
shown in black will increase. On the other
hand, decrease the threshold to increase
areas represented in white.
Reverse
When using the "Mono Diffusion" or "Mono 2
gradation" colour mode setting, select this
function to convert black areas into white,
and white areas into black.
Auto Contrast/Brightness Adjustment
By checking this function, the brightness and
contrast levels used for scanning are
automatically adjusted to the most
appropriate setting.
"Auto Threshold" button
When using the "Mono 2 gradation" colour
mode to scan a document, click this button
and the threshold setting is automatically
adjusted to the most appropriate setting. The
"B/W Threshold" setting will also change
automatically after adjusting this preference.
Edge
Set the method for processing the edge of
scanned images.
Colour Matching
Use this option to specify the colour matching
method.
On the above screen, click on options shown in
the green boxes to make additional changes.
•
This setting is unavailable when the
"Colour Mode" is set to "Mono 2
gradation".
•
By displaying the variation preview
screen, this setting is automatically
turned off (
).
Specify the value for "B/W Threshold"
setting to let your OCR software read
text data clearly. The text data cannot
be recognised correctly when the data
includes blurred or faint characters.
This setting can only be used when
the "Colour Mode" is set to "Mono
Diffusion" or "Mono 2 gradation".
Document
Data after selecting the
"Reverse" setting.