Madrigal Imaging MP-8, MP-9 manual Linearity, Skew

OPERATION

GEOM 7

GEOM 8

GEOM 9

C Linearity

The C Linearity function corrects for gradual non-linearity between the top and bottom or left and right sides of the display image. Examples are shown below. In the first example the top of the image increases in vertical size while the bottom decreases in vertical size. In the second example the right side of the image increases in horizontal size while the left side decreases in horizontal size.

Select C Linearity from the Geometry menu.
		H H H H H H H H H	H H H H H H HH
It is best to have a screen full of characters
		H H H H H H H H H	H H H H H H HH
displayed. Or use one of the internal test		H H H H H H H H H	H H H H H H HH
		H H H H H H H H H	H H H H H H HH
patterns available by pressing	# . If there is	H H H H H H H H H	H H H H H H HH
		H H H H H H H H H
a vertical non-linearity, press	or until

the characters at the top, middle, and bottom of the screen have the same vertical size. If there is a horizontal non-linearity, press or until

the characters at the left, middle, and right of the screen have the same horizontal size.

S Linearity

The S Linearity function corrects for vertical and horizontal non-linearities which extend from the center of the display to the top and bottom or left and right. Examples are shown below. Notice how the top and bottom or left and right characters are much smaller in size than the center characters.

Select S Linearity from the Geometry menu.
		H H H H H H H H H	H H H H H H H H H
It is best to have a screen full of characters		H H H H H H H H H	H H H H H H H H H
		H H H H H H H H H
displayed. Or use one of the internal test		H H H H H H H H H	H H H H H H H H H
		H H H H H H H H H	H H H H H H H H H
patterns available by pressing	# . If there is	H H H H H H H H H	H H H H H H H H H
		H H H H H H H H H
a vertical non-linearity, press	or until

the characters at the top, middle, and bottom of the screen have the same vertical size. If there is a horizontal non-linearity, press or until

the characters at the left, middle, and right of the screen have the same horizontal size.

Skew

The Skew function adjusts the display image so that the sides of an image appear to be leaning to one side and/or shifted up or down. The two displays below demonstrate skew adjustment.

To adjust H Skew, select Skew from the Geometry menu then use and until the image is slanted from side to side as desired. For V Skew, press or to slant up or down.

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