BenQ PE7800 User Manual page 25

2. ASPECT: There are five aspect ratios that can be selected for different video signal:
ANAMORPHIC: Scales an image so that it is displayed in the center of the screen with a 16:9 aspect ratio.
BEFORE:
720p)
Standard (4:3): Scales an image so that it is displayed in the center of the screen with a 4:3 aspect ratio.
BEFORE:
with a ratio of 4:3 (480i, 576i,
480p, 576p and PC)
LETTERBOX: Enlarges an image with letterbox format to display it in full-screen format with a 16:9
aspect ratio. The upper and lower portions of the image are cropped. Use this setting for Cinemascope
and Vista video wide screen formats.
BEFORE:
Cinemascope
and vista signals with a ratio
of 4:3
WIDE: Expands an image with a 4:3 aspect ration NON-linearly along the horizontal axis to provide full
screen display at a 16:9 aspect ratio.
BEFORE:
with a ratio of 4:3 (480i, 576i,
480p, 576p and PC)
THROUGH : One-to-one mapping is performed without any scaling of the image. The image is
displayed at the center of the screen.
BEFORE:
16:9 images (1080i,
720p)
16:9 images (1080i,
Picture images
AFTER
AFTER:
Projects images
image in horizontal direction to fit
a full 16:9 screen
AFTER:
Projected images are
reduced to a half. (1080i)
AFTER:
Projects images on a full
16:9 screen
AFTER:
Projects images at
a 4:3 ratio
or
AFTER
Expands projected
or
AFTER:
compressed to a full screen size.
(720p)
Projected images are
Menus 25