Barco R92112011, User Manual

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4. Installation
PD sw
Ref.
Image 4-8
Projection Distance (PD) and Screen Width (SW)
Screen width
The Screen Width or SW is the total width of the image as it is projected on the screen, expressed in meter or inch.
Formulas
Lens Zoom status Metric formulas (meter) Inch formulas (inch)
QSD (0.8:1)
-
PD = 0.0679 + 0.803 x SW -
0.0121/SW PD = 2. 0.803 x SW -
18.755/SW
WA (Wide Angle) PD
min
= 0.0299 + 1.026 x SW +
0.0047/SW
PD
min
= 1. 1.026 x SW +
7.285015/SW
QSD (1.0–1.4:1)
TP (Telephoto) PD
max
= 0.0341 + 1.434 x SW +
0.0030/SW
PD
max
= 1.34252 + 1.434 x SW +
4.650009/SW
WA (Wide Angle) PD
min
= -0.0858 + 1.471 x SW +
0.0077/SW
PD
min
= -3.37795 + 1.471 x SW +
11.93502/SW
QSD (1.4–2.0:1)
TP (Telephoto) PD
max
= -0.0013 + 2.031 x SW -
0.0606/SW
PD
max
= -0.05118 + 2.031 x SW -
93.9302/SW
4.5.3 Shift capabilities
Overview
Lens Vertical shift Horizontal shift
(if vertical shift is 0%)
Horizontal shift
(if vertical shift is 100%)
QSD (0.8:1) up/down : 12.8%
- -
QSD (1.0–1.4:1) up/down : 100% left/right : 70% left/right : 20%
QSD (1.4–2.0:1) up/down : 100% left/right : 70% left/right : 20%
-70% +70%
-70%
Image 4-9
Lens shift: maximum horizontal shift (vertical shift = 0)
18 R59770066 SIM 7Q SERIES 08/12/2014