NEC NP-M403X Users Manual - Page 74

(12) Projecting an Image from an Angle (Geometric Correction Tool in Image Express Utility Lite)

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3. Convenient Features ⓬ 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 fit 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 file of Image Express Utility Lite. (→ page 58) • 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 projector). • 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 56) Preparation: Adjust the projector position or the zoom so that the projected image can cover the whole screen area. 1. Click the " " (Others) icon and then the " " (Options) button. Options window will be displayed. 2. Click the check box "Use the multiple connection feature" and then clear the check mark. 63

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63
3. Convenient Features
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 fit 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 file of Image Express
Utility Lite. (
page
58
)
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
56
)
Preparation: Adjust the projector position or the zoom so that the projected image can cover the whole screen area.
1. Click the “
” (Others) icon and then the “
” (Options) button.
Options window will be displayed.
2. Click the check box “Use the multiple connection feature” and then clear the check mark.