A75UM3EA (Ver. E.2)
3-57
2. If the selected Threshold Level is proper, it is possible to gain a proper copy since such images
as “Foggy background”, “Dirt” and “Black dots” are judged “unnecessary light images” and are
converted to “white images” as the following example 3.
(Example 3 : Threshold Level is proper.)
(Original) (Result of copy)
ABCDE
12345
ABCDE
12345
ABCDE
12345
12345
ABCDE
ABCDE
12345
ABCDE
12345
ABCDE
12345
12345
ABCDE
Threshold
Auto