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Rear Screen Projection Distance and Screen Size for XG75A
The following shows the relative position relationship of the projector with the screen. See table below.
Rear Projection System
Screen center
Line of sight
α
12.1°
Screen size H-Width
48"
(4:3 Diagonal)
(60")
inch
70.28
A
mm
1785
NOTE:
• The projection distance is based on the screen width.
• Sizes not found between 48(60)and 240(300)inches are determined by the following formulae:
Units=inches W"=Screen H-Width
A = (25/96 W" 12.5) 4.99 70.28
Units=mm W"=Screen H-Width
A = (25/96 W" 12.5) 126.64 1785
12.4°
56"
64"
72"
(70")
(80")
(90")
81.54
91.26
101.74
2071
2318
2584
A
A:Distance between the lens and the screen center
12.6°
80"
96"
120"
(150")
(100")
(120")
112.68
133.43
164.69
4183
2862
3389
Screen size (Diagonal)
60–79"
80–129"
130–179"
180–300"
7
INSTALLATION SET-UP INSTRUCTION
12.7°
144"
160"
192"
(180")
(200")
(240")
196.11
214.02
258.51
4981
5436
6566
α
12.1°
12.4°
12.6°
12.7°
α
216"
240"
(270")
(300")
290.48
315.67
7378
8018
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