UD100 User Guide Document: UD100-3
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For dual projector edge blending, user can apply still image, select correct edges and adjust
[Overlap] value simultaneously and let the image in edge blending area comes closer till without
double image. Two projectors shall have the same value (same cropping range). The difference
shall not be over 2 pixels.
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For more than dual projector edge blending, user can apply VNS Video Wall test pattern on the
screen, then adjust the complete pattern to let entire pattern match together by video wall settings.
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If user still sees some blurred image in edge blending area, please increase or decrease [Overlap]
value in [Video Wall] setting and check whether geometry alignment is correct or not to improve
video quality.
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Please note that projector has Thermal Drift issue (position shift due to different temperature). The
image position in the beginning of Power ON may be different from the position after 15-20
minutes. Don’t fine-tune image position during this period until it is stable.
8.8. [Edge Blend] setting
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Select correct Edge for the edge blending:
LH projector: RH edge, Center projector: RH & LH edge, RH projector: LH edge
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RED and GREEN indicating lines will appear when increase edge blending pixels. The final
overlap setting value will be the same as Overlap pixels (256) in spread sheet.
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User needs to adjust the color indicator lines to match together (green to green, red to red) and will
see a smooth image.
[Edge Blend] hotkey
