ViewSonic G220f-1 - Page 47

3.4 Geometry Adjustment"
3.4.1 Input mode 1~15
3.4.2 Pincushion and barrel distortion"
3.4.3 Trapezoid and parallelogram distortion
trapezoid / parallelogram+1.5mm"
3.4.4 Rotate adjustment"
A
A' B
B'
C
C'
D
D'
Pinchshion
+
1mm (A’,B’,C’,D’)
Barrel
+
1mm (A,B,C,D)
Pincushion / Barrel distortion
Picture
2mm
2mm
2mm
2mm
268mm
357mm
Trapezoid / Parallelogram distortion
390m
m
290m
m
h 2mm+
357mm
268mm
390m
m
290m
m
ViewSonic Corporation
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G220f-1_G220fB-1