Use the table below to calculate projection distance corresponding to the desired screen size. All measures are given in inches and centimetres.
| Viewing Size W x H |
Screen Size (Diagonal) |
Projection Distance (to lens in cm / in) |
Offset |
|
|
standard zoom |
lens shift |
| in |
cm |
in |
cm |
min |
max |
|
| 48 x 36 |
122 x 91 |
60 |
152 |
213 / 84 |
274 / 108 |
0 - 100% |
| 58 x 43 |
146 x 110 |
72 |
183 |
256 / 101 |
329 / 129 |
0 - 100% |
| 67 x 50 |
171 x 128 |
84 |
213 |
299 / 118 |
384 / 151 |
0 - 100% |
| 74 x 55 |
187 x 140 |
92 |
234 |
327 / 129 |
420 / 166 |
0 - 100% |
| 80 x 60 |
203 x 152 |
100 |
254 |
356 / 140 |
457 / 180 |
0 - 100% |
| 96 x 72 |
244 x 183 |
120 |
305 |
427 / 168 |
549 / 216 |
0 - 100% |
|
