14
Screen
Screen width (W)
Centerlines
Screen height
(H)
Length of projection (L)
Lens centerline
Projector
1280
⳯
1024
Area projected by primary lens
Area magnified by
anamorphic lens
Area magnified by
anamorphic lens
Screen
2-3. Selection of Primary Lens
2-3-1. Primary Lens for Model iS10
Optional Lenses
MODEL
Magnifying power
CL-2ZX
2.2-4.0
CL-4ZX
4.0-7.0
Projected Images
The anamorphic lens works to magnify projected images horizontally when you use a wide screen for projection (SCOPE,
VISTA or HDTV).
How to Calculate the Magnification of Primary Lens
Primary lens magnification =
Length of projection (L)
Screen width (W)
÷
Anamorphic lens magnification