Set Image Type

The ImageType combo box () is used to select a particular data type for your scanning. The effect of each item is:

Color (RGB)
Each pixel of a photo image occupies 24 bits (8 bits for Red, 8 bits for Green and 8 bits for Blue). A total of 16,777,216 colors can be represented.

Gray
Each pixel of a photo image occupies 8 bits. A total of 256 gray levels can be represented.

Line Art
Each pixel of a text image occupies 1 bit. A total of 2 gray levels, i.e., black and white, can be represented. Setting each bit on or off is determined by a threshold value. The threshold value can be set inside the Threshold dialog box. 3.51 or later

In the application property window, you can select the suitable Image Type. You may accomplish it by following the steps below:

1. Click the combo box shown above, then you'll get:

2.Highlight the type you need with mouse, click it.