NEC PA721X - ❸ Displaying a Picture Using [EDGE BLENDING]

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4. Multi-Screen Projection
❸ Displaying a Picture Using [EDGE BLENDING]
Ahighresolutionvideocanbeprojectedonanevenbiggerscreenbycombiningmultipleprojectorsontheleft,right,
topandbottom.
Thisprojectorisequippedwithan“EDGEBLENDINGFunction”thatmakestheedges(boundaries)oftheprojection
screenindistinguishable.
NOTE:
• Forprojectorthrowdistances,referto“Throwdistanceandscreensize”onpage253.
• BeforeperformingtheEdgeBlendingfunction,placetheprojectorinthecorrectpositionsothattheimagebecomessquarein
theappropriatesize,andthenmakeopticaladjustments(lensshift,focus,andzoom).
• Adjustthebrightnessofeachprojectorusing[LAMPADJUST]under[LAMPMODE].Inaddition,use[REF.WHITEBALANCE]to
adjustthe[CONTRAST],[BRIGHTNESS]and[UNIFORMITY].
Before explaining use of the Edge Blending function
Thissectionexplainsthecasefor“Example:Placingtwoprojectorssidebyside”.Asshown,theprojectedimageon
theleftisreferredtoas“ProjectorA”andtheprojectedimageontherightisreferredto“ProjectorB”.Unlessotherwise
speciedhereinafter,the“projector”isusedtomeanbothAandB.
Example:Placingtwoprojectorssidebyside
EdgeBlendingarea
Projectedarea
Projectedarea
ProjectorA ProjectorB