Epson PowerLite 1220 User Manual page 23

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.
PowerLite S9 (4:3 images)
Projection distance (A)
Screen size Wide to Tele
30 inches 34 to 47 inches
(76 cm) (87 to 119 cm)
50 inches 58 to 79 inches
(127 cm) (147 to 200 cm)
60 inches 70 to 95 inches
(152 cm) (177 to 240 cm)
80 inches 93 to 126 inches
(203 cm) (237 to 321 cm)
100 inches 117 to 158 inches
(254 cm) (297 to 402 cm)
150 inches 176 to 238 inches
(381 cm) (447 to 605 cm)
200 inches 235 to 318 inches
(508 cm) (597 to 807 cm)
Center of
lens
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)
Center of
lens
Setting Up the Projector
23