Adjusting The Image Quality; Hue, Saturation, And Brightness Adjustment; Gamma Adjustment; Select And Adjust The Correction Value - Epson EB-Z8455WU User Manual

Adjusting the Image Quality

Hue, Saturation, and Brightness Adjustment

The Hue, Saturation, and Brightness for each of the R (red), G (green), B
(blue), C (cyan), M (magenta) and Y (yellow) color components can be
adjusted.
The menu is displayed in the following order.
Image menu - Advanced - RGBCMY
Adjusts the overall hue of the image, bluish – greenish – reddish.
Hue
Saturation Adjusts the overall vividness of the image.
Brightness Adjusts the overall color brightness of the image.
If you press the [Default] button while adjusting, the value that you
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are adjusting is reset to the default.

Gamma Adjustment

Adjust the coloring that is occurred depending on the equipment during
displaying the image.
There are three methods of setting as below, which can be selected in the
configuration menu.
Setting Method
Select and adjust Image - Advanced - Gamma
the correction val-
ue
Menu Settings
Setting Method
Adjust while view- Image - Advanced - Gamma - Customized - Adjust it from the
ing the image image
Adjust using the Image - Advanced - Gamma - Customized - Adjust it from the
gamma adjustment graph
graph

Select and adjust the correction value

When a smaller value is selected, the dark areas of images become brighter,
but the lighter areas may become oversaturated. When a larger value is
selected, you can reduce the overall brightness of the image to make the
image sharper.
The gamma graph's horizontal axis represents the input signal level
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and its vertical axis represents the output signal level.
When Color Mode is set to DICOM SIM from the Image menu, select the
correction value according to your screen size, referring the size of a 150
inch screen.
If your screen is smaller than 150 inch, select a large value. If your screen is
larger than 150 inch, select a small value.
Medical images may not be reproduced correctly according to your
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settings and screen specifications.
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Menu Settings