JVC DLA-X30 ユーザーズマニュアル

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Preparation
ENGLISH
About installation (Continued)
Determine the distance from the lens to the screen to achieve your desired screen size. 
This unit uses a 2.0x power zoom lens for projection. 
Screen Size and Projection Distance
■ 
Relationship Between Projection Screen Size and Projection Distance
Projection Screen Size
(Height, Width) 
Aspect Ratio 16:9
Approximate Projection
 DistanceW(Wide) to T(Tele)
140"
(Approx.1.7, 3.1m)
Approx.4.23 m to  
Approx.8.60m
150"
(Approx.1.9, 3.3m)
Approx.4.53m to  
Approx.9.22m
160"
(Approx.2.0, 3.5m)
Approx.4.84m to  
Approx.9.84m
170"
(Approx.2.1, 3.8m)
 Approx.5.14m to  
Approx.10.45m
180"
(Approx.2.2, 4.0m)
 Approx.5.45m to  
Approx.11.07m
190"
(Approx.2.4, 4.2m)
 Approx.5.75m to  
Approx.11.68m
200"
(Approx.2.5, 4.4m)
 Approx.6.06m to 
Approx.12.30m
Projection Screen Size
(Height, Width) 
Aspect Ratio 16:9 
Approximate Projection
 DistanceW(Wide) to T(Tele)
60"
(Approx. 0.7, 1.3m)
Approx.1.78m to  
Approx.3.66m
70"
(Approx.0.9, 1.5m)
Approx.2.09m to 
Approx.4.28m
80"
(Approx.1.0, 1.8m)
Approx.2.40m to 
Approx.4.89m
90"
(Approx.1.1, 2.0m)
Approx.2.70m to 
Approx.5.51m
100"
(Approx.1.2, 2.2m)
Approx.3.01m to 
Approx.6.13m
110"
(Approx.1.4, 2.4m)
Approx.3.31m to 
Approx.6.75m
120"
(Approx.1.5, 2.7m)
Approx.3.62m to 
Approx.7.36m
130"
(Approx.1.6, 2.9m)
Approx.3.92m to 
Approx.7.98m
Effective Range of Remote Control Unit
■  When directing the remote control toward this 
unit. 
 
When aiming the remote control towards the 
remote sensor on this unit, ensure that the 
distance to the sensor in front or at the rear of 
this unit is within 7 m.
  If the remote control fails to work properly, move 
closer to this unit.
■  When reflecting off a screen
Ensure that the total of distance A between this 
unit and screen and distance B between remote 
control and screen is within 7 m.
 
As the efficiency of signals reflected from the 
remote control unit differ with the type of screen 
used, operable distance may decrease.
30°
30°
20°
20°
30°
30°
20°
20°
A
B
This unit
This unit
Remote control
Screen
Remote control