Acer X115 User Manual - Page 23

English 13 How to optimize image size and distance Consult the table below to find the optimal image sizes achievable when the projector is positioned at a desired distance from the screen. • SVGA/XGA series If the projector is 2.0 m from the screen, good image quality is possible for image sizes between 46" and 51". Note: Remind as below figure, the space of 89 cm height is required when located at 2.0 m distance. Max screen size Min screen size 51" B 46" Height: 80 cm C Height: 89 cm from base to top of image A 2.0 m Desired Distance Screen size Top Screen size Top Desired Distance (Min zoom) (Max zoom) (m) Diagonal (inch) W (cm) x H (cm) From base to top of image (cm) Diagonal (inch) W (cm) x H (cm) From base to top of image (cm) 1.2 27.34 56 x 42 48 30 62 x 46 53 1.5 34 69 x 52 60 38 77 x 58 67 2 46 93 x 69 80 51 103 x 77 89 3 68 139 x 104 120 76 155 x 116 133 4 91 185 x 139 160 101 206 x 155 178 5 114 231 x 174 200 127 258 x 193 222 6 137 278 x 208 240 152 309 x 232 267 7 159 324 x 243 280 178 361 x 271 311 8 182 370 x 278 319 203 412 x 309 356 9 205 417 x 313 359 228 464 x 348 400 10 228 463 x 347 399 254 515 x 387 445 11 251 509 x 382 439 279 567 x 425 489 11.8 269 546 x 410 471 299.3 608 x 456 525 Zoom Ratio: 1.11x