Sony VPH-G90E, Installation Manual

Page: 10 / 480

Before Installation
10
(GB) Installation
Installation
Notes on Screen
Screens with an aspect ratio other than
4:3
When the height is greater
Calculate the screen size with 4:3 aspect ratio from the
screen height as shown below. Install the projector and
screen in accordance with the screen size obtained.
--- : Screen whose aspect ratio is 4:3
Screen size (inch) = (height (mm)
×
5
/
3
)
×
1
/
25.4
Example: When the screen height is 1500 mm
(1500 (mm)
×
5
/
3
)
×
1
/
25.4
= Approx. 98 inches
When the width is greater
Calculate the screen size with 4:3 aspect ratio from the
screen width as shown below. Install the projector and
screen in accordance with the screen size obtained.
---: Screen whose aspect ratio is 4:3
Screen size (inch) = (width (mm)
×
5
/
4
)
×
1
/
25.4
Example: When the screen width is 2000 mm
(2000 (mm)
×
5 /
4
)
×
1 /
25.4
= Approx. 98 inches
Screen size
The screen size is the diagonal length of the screen in
inches, while the aspect ratio of the screen is 4:3. The
ratio of the screen height, width, and diagonal is 3:4:5.
4
3
5
If you use a screen with 4:3 aspect ratio whose size is
not given in the table below, you can calculate the
screen height and width from the screen size (inches)
as follows.
Calculate at the conversion rate of 25.4 mm to the
inch.
Height (mm) = Screen size
×
25.4
×
3 /
5
Width (mm) = Screen size
×
25.4
×
4
/
5
Screen size and dimensions
Screen size (inches)
(Diagonal) Height (mm) Width (mm)
90 1372 1829
100 1524 2032
120 1829 2438
150 2286 3048
180 2743 3658
200 3048 4064
250 3810 5080
300 4572 6096