Epson 12000XL Users Guide - Page 30

Histogram Adjustment Tab, Channel, Preset, Histogram, Input

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User's Guide Advanced Scanning Channel Select the color (RGB) to be adjusted using the tone curve. Preset Standard tone curves have already been registered. We recommend fine-tuning the tone curve after selecting an item that best suits your needs. When selecting Linear, the tone curve becomes a straight line (density is not corrected). Histogram Adjustment Tab You can use the histogram to adjust the brightness of the image. Histogram While checking the histogram (a graph that indicates light and shade) of the image, you can adjust the brightness (shadow for the darkest parts, gamma for the medium light and shade parts, and highlight for the lightest parts) of the image. Adjust using one of the following methods. ❏ Move the triangle mark The symbol indicates shadow, indicates gamma, and indicates highlights. Note: ❏ Select the button Use the eyedropper displayed on the preview image, and select the color you want to shadow, gamma, or highlight. ❏ Enter values directly Adjust the values in Output for shadow and highlight. When the highlight is set to 255, the light parts will be white. When the shadow is set to 0, the dark parts will be black. You can change the measurement range for the eyedropper by clicking the Configuration > Preview > Eyedropper Sampling Area. (Configuration) button, and then selecting Channel Select the color (RGB) to be adjusted using the histogram. Input Displays the values for shadow, gamma, and highlight when scanning an original. 30

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Channel
Select the color (RGB) to be adjusted using the tone curve.
Preset
Standard tone curves have already been registered. We recommend fine-tuning the tone curve aſter
selecting an item that best suits your needs.
When selecting
Linear
, the tone curve becomes a straight line (density is not corrected).
Histogram Adjustment Tab
You can use the histogram to adjust the brightness of the image.
Histogram
While checking the histogram (a graph that indicates light and shade) of the image, you can adjust the
brightness (shadow for the darkest parts, gamma for the medium light and shade parts, and highlight
for the lightest parts) of the image.
Adjust using one of the following methods.
❏
Move the triangle mark
°e
symbol indicates shadow,
indicates gamma, and
indicates highlights.
❏
Select the
button
Use the eyedropper displayed on the preview image, and select the color you want to shadow,
gamma, or highlight.
❏
Enter values directly
Adjust the values in
Output
for shadow and highlight. When the highlight is set to 255, the light parts
will be white. When the shadow is set to 0, the dark parts will be black.
Note:
You can change the measurement range for the eyedropper by clicking the
(
Configuration
) button, and then selecting
Configuration
>
Preview
>
Eyedropper Sampling Area
.
Channel
Select the color (RGB) to be adjusted using the histogram.
Input
Displays the values for shadow, gamma, and highlight when scanning an original.
User's Guide
Advanced Scanning
30