NEC WT615 - Manual (Page 49)

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3. Projecting an Image (Basic Operation)
a
a
a
a
b b b b
ᕦ Adjusting Pincushion or Barrel Distortion (Pincushion)
If pincushion or barrel distortion become conspicuous, adjust with [Pincushion].
Reference
• Pincushion or barrel distortion in this projector
The amount of pincushion and barrel distortion in this projector is 2% or less (TV distortion) in each of the
horizontal and vertical directions (for screen sizes of 40 inches to 100 inches).
As an example, the amount of distortion with a screen size of 60 inches (121.9 cm/48.0” W x 91.4 cm/36.0” H) is
within approximately 12 mm/0.47” in the horizontal direction and within approximately 9 mm/0.35” in the vertical
direction. When this projector is used with a 60-inch screen size, the amount of pincushion and barrel distortion
is at a minimum.
a: 1% or less of the screen height
(2% or less as TV distortion)
b: 1% or less of the screen width
(2% or less as TV distortion)
1 Press the 3D REFORM button of the projector or the remote control.
The [Pincushion] screen will appear.
When the amount of pincushion or barrel distortion exceed 2% (TV distortion), please check whether the projector
and screen setup conditions are suitable.
Screen (solid line)
Projected area (dotted line)
• Press the SELECT ̆ or ̄ button and align the cursor with [Left/
Right], then press the SELECT ̇ or ̈ button to allow adjust-
ment of the left and right protrusions and indentations of the
projected image.