Digital Zoom - Optoma ThemeScene H77 User Manual

User Controls
Display
Projection Front Desktop
Format 4:3
Vertical Shift 0
H. Keystone 0
V. Keystone 0

Digital zoom

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Format
Native: Original image size.
4
16:9: The standard widescreen display format of the projector.
4
Letterbox: Letterbox mode zooms a letterboxed image intended
4
for 4:3 display to full screen wide.
Original Input
Window: When a 4:3 image is bigger than a 16:9 screen, select
4
the "Window" mode to fit the image onto the screen without
changing the projection distance.
Original Input
H. Keystone
Correct image distortion caused by rotating the projector
horizontally.
V. Keystone
Correct image distortion caused by tilting the projector
vertically.
Digital Zoom
Provide different magnification ratios to zoom an image. Images
will be centered after zooming.
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DISPLAY
The letterbox
Window