Nec NP-P350X Manuel d'utilisateur télécharger pdf (Page 181)

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8. User Supportware

 Projecting an Image from an Angle (Geometric Correction Tool

in Image Express Utility Lite)

TheGeometricCorrectionTool(GCT)functionallowsyoutocorrectdistortionofimagesprojectedevenfroman

angle.

What you can do with GCT

• TheGCTfeatureincludesthefollowingthreefunctions

• 4-point Correction:Youcantaprojectedimagewithintheborderofthescreeneasilybyalignthefourcorners

ofanimagetotheonesofthescreen.

• Multi-point Correction:Youcancorrectadistortedimageonthecornerofawallorirregularshapedscreen

byusingmanyseparatedscreenstocorrecttheimageaswellas4-pointCorrection.

• Parameters Correction:Youcancorrectadistortedimagebyusingacombinationoftransformationalrules

preparedinadvance.

Thissectionwillshowanexampleforusewith4-pointCorrection.

Forinformationabout“Multi-pointCorrection”and“ParametersCorrection”,seethehelpleofImageExpress

UtilityLite.(→page162)

• Yourcorrectiondatacanbestoredintheprojectororyourcomputerwhichcanberestoredwhennecessary.

• TheGCTfunctionisavailablewithaUSBcable,wiredorwirelessLANconnection,andvideocable.

Projecting an Image from an Angle (GCT)

ThissectionwillshowanexampleforusewithUSBDisplay(usingaUSBcabletoconnectacomputerandthepro-

jector).

•

 TheUSBDisplayfunctionwillautomaticallydisplaythecontrolwindow

• ForavideocableorLANconnection,installandstartImageExpressUtilityLiteinyourcomputerbeforehand.(→

page34)

Preparation:Adjusttheprojectorpositionorthezoomsothattheprojectedimagecancoverthewholescreenarea.

1. Clickthe“ ”(Picture)iconandthenthe“ ”button.

The “4-point Correction” window will be displayed.

2. Clickthe“StartCorrection”buttonandthen“Start4-pointCorrection”button.

A green frame and a mouse pointer ( ) will be displayed.

• Four[•]markswillbeappearedatfourcornersofthegreenframe

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Nec NP-P350X Manuel d'utilisateur Page 181