Microtek 35t plus User Guide

1    Choose the 

channel

 in which the histogram will be modified.

•  Select 

Master

 to modify the histogram in the red, green, and blue color channels

simultaneously.

•  Select 

color channels

 individually (red, green, blue) to modify the histogram in that particular

channel.

•  For grayscale scanners, only the 

gray

 channel is available.

2    Move the black, gray, and white 

triangles

 to change shadows, midtones, and highlights,

respectively. The values in the input edit boxes will change accordingly.

•  To make the image darker,  move in the 

black

 triangle to the right.

•  To make the image lighter, move in the 

white

 triangle to the left.

•  To change the midtones, move in the 

gray

 triangle. If the midtone value is less than 1, the

image becomes darker. If the midtone value is greater than 1, the image becomes lighter.

For more details, see additional information in previous page

.

   

 Click on the 

Display

 box to view histograms of the original image and the resulting (Enhanced) image.

•   Select 

Original 

to see the histogram before changes were made to the image.

•   Select 

Enhanced

 to see the histogram after changes were made to the image.

4      Click on an 

action button

.

•   Click OK to accept changes and exit the AIE dialog box.

•   Click Cancel to abandon all changes and exit the AIE dialog box.

•   Click Reset to restore settings to original default values.

•   Click Revert to cancel the effect of the current image-enhancement tool.

For more details, see the section 

The Action Buttons in the AIE Dialog Box.