Aspect
Normal
: 4:3 images are displayed with a 4:3 ratio.
Zoom
: 16:9 images are expanded in the vertical and
horizontal directions and displayed with a 4:3
ratio.
Wide Zoom : 16:9 squeeze images are displayed with a 4:3
ratio in the horizontal direction.
Cinema
: The vertical amplitude of 16:9 squeeze images
is reduced and the images are displayed with a
16:9 ratio.