Epson EX51 User's Guide - Page 22

EX31 4:3 images, You can also use the Image Size Calculator - zoom not enough

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Image size increases with distance, but can vary depending on the aspect ratio (image shape), how you zoom into the image, and whether you've adjusted other image settings. Use the illustrations and tables below to help you determine the projection distance. Center of lens Center of lens You can also use the Image Size Calculator on the Epson website. EX31 (4:3 images) Screen size 30 inches (76 cm) 50 inches (127 cm) 60 inches (152 cm) 80 inches (203 cm) 100 inches (254 cm) 150 inches (381 cm) 200 inches (508 cm) Projection distance (A) Wide to Tele 34 to 47 inches (87 to 119 cm) 58 to 79 inches (147 to 200 cm) 70 to 95 inches (177 to 240 cm) 93 to 126 inches (237 to 321 cm) 117 to 158 inches (297 to 402 cm) 176 to 238 inches (447 to 605 cm) 235 to 318 inches (597 to 807 cm) Offset (B) -2 inches (-5 cm) -3.3 inches (-8 cm) -3.9 inches (-10 cm) -5.2 inches (-13 cm) -6.5 inches (-17 cm) -9.8 inches (-25 cm) -13.1 inches (-33 cm) 22 Setting Up the Projector

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22
Setting Up the Projector
Image size increases with distance, but can vary depending on the
aspect ratio (image shape), how you zoom into the image, and
whether you’ve adjusted other image settings. Use the illustrations and
tables below to help you determine the projection distance.
You can also use the Image Size Calculator
on the Epson website.
EX31 (4:3 images)
Center of
lens
Center of
lens
Screen size
Projection distance (A)
Wide to Tele
Offset (B)
30 inches
(76 cm)
34 to 47 inches
(87 to 119 cm)
–2 inches
(–5 cm)
50 inches
(127 cm)
58 to 79 inches
(147 to 200 cm)
–3.3 inches
(–8 cm)
60 inches
(152 cm)
70 to 95 inches
(177 to 240 cm)
–3.9 inches
(–10 cm)
80 inches
(203 cm)
93 to 126 inches
(237 to 321 cm)
–5.2 inches
(–13 cm)
100 inches
(254 cm)
117 to 158 inches
(297 to 402 cm)
–6.5 inches
(–17 cm)
150 inches
(381 cm)
176 to 238 inches
(447 to 605 cm)
–9.8 inches
(–25 cm)
200 inches
(508 cm)
235 to 318 inches
(597 to 807 cm)
–13.1 inches
(–33 cm)