Screen Type; Selecting Of Anamorphic Lenses - NEC NC800C Installation Manual

NC800C
1.2

Screen Type

The following two types of screen masks can be used for the DLP Cinema Projector. Check
the screen mask for your projector for its type before selecting lenses because types of
primary/anamorphic lenses to be used on the projector and its settings depend upon the
type of screen mask you use.
Horizontal moving screen mask
Screen masks move
adjust the screen.
1.3

Selecting of Anamorphic Lenses

An anamorphic lens is required when you use a wide screen for projection. Because a
different type of anamorphic lens should be used according to the type of projector and
screen, determine an appropriate anamorphic lens in consultation with the end user,
considering its application purpose. See the table below for available anamorphic lenses.
Available Anamorphic Lenses
Screen mask type Screen Type
Horizontal moving
SCOPE
VISTA (FLAT)
HDTV
Vertical moving
SCOPE
VISTA (FLAT)
HDTV
(*) If the screen mask is of vertical moving type and the image cannot be enlarged
vertically due to insufficient zooming magnification of the primary lens, do not use the
anamorphic lens for projection.
(Screen Presentation Setting). For the Screen file, refer to "Creating a Screen File" in
"Installation and Adjustment Manual (Touch Panel)".
horizontally to
Projected area
2048 x 1080
1998 x 1080
1920 x 1080
2048 x 1080
1998 x 1080
1920 x 1080
In this case, it is necessary to set the Screen file
1. Before Setting Up Your Projector
Vertical moving screen mask
Screen masks move vertically to adjust the
screen.
Anamorphic lens
x1.25
-
-
x1.25 or None
-
-
(*)
E-9