AOC L19W861 User Manual page 19

ZOOM Mode on 16:10 Display screen
For those wide format images which are originally programmed into 4:3 frames
with top and bottom black bars, this mode has to stretch the image in both wide
and high directions to the full display with active data. Little cropping on sides is
necessary for full display.
16:9 image in 4:3 frame Same image in ZOOM mode
CINEMA Mode on 16:9 or 16:10 Display screen
This mode is applied to view 2.35:1 format content on 16:9 displays. To crop both
right and left sides a little for keeping the undistorted ratio of the image is provide
for users.
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