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Before Setting Up Your Projector
1-3-2. Calculating the lens zoom magnification to use
The lens zoom magnification required when installing the projector is calculated using the following method.
(1) Calculate the lens zoom magnification for SCOPE projection
(2) Calculate the lens zoom magnification for VISTA (FLAT) and HDTV projection
(3) Select the lens that satisfies the zoom magnification calculated in (1) and (2).
SCOPE projection:
Lens
Length of projection (L)
=
magnification
VISTA (FLAT)/HDTV projection:
Lens
=
magnification
Screen width (W) × (2048 ÷ Number of pixels per horizontal line)
Note: Number of pixels per horizontal line: 1998 for VISTA (FLAT); 1920 for HDTV
Select a lens that meets the magnification requirement for SCOPE, VISTA (FLAT), and HDTV screen types.
Projector
22
Screen width (W)
Length of projection (L)
Screen
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