Optoma EX400 User Manual download pdf (Page 33)

English

User Controls

Edge Mask

Edge mask function removes the noise in a video image. Edge

mask the image to remove video encoding noise on the edge of

video source.

Zoom



Press the to reduce the size of an image.



Press the to magnify an image on the projection screen.

H Image Shift

Shift the projected image position horizontally.

V Image Shift

Shift the projected image position vertically.

V Keystone

Press the or to adjust image distortion vertically. If the image

looks trapezoidal, this option can help make the image rectangular.

Auto Keystone

Automatically adjusts vertical image distortion.

Each I/O has

different setting of

“Edge mask”.

“Edge mask” and

“Zoom” can’t work at

same time.

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Optoma EX400 User Manual Page 33