Canon SX7 Manuel D'Instructions
129
APPENDI
X
Relationship between Screen Size and Projecting Distance
Screen size at 4:3
aspect ratio
Type – W x D (cm)
Projecting distance at (m)
H1 (cm)
H2 (cm)
Screen size at 16:9
aspect ratio
Type – W x D (cm)
Max. zooming
Min. zooming
40" 81 x 61
1.2 (3.9')
2.0 (6.6')
55 (1.8')
6 (0.2')
37" 81 x 46
50" 102 x 76
1.5 (4.9')
2.5 (8.2')
69 (2.3')
8 (0.26')
46" 102 x 57
60" 122 x 91
1.8 (5.9')
2.9 (9.6')
82 (2.7')
9 (0.3')
55" 122 x 69
70" 142 x 107
2.1 (6.9')
3.4 (11.2')
96 (3.1')
11 (0.36')
64" 142 x 80
80" 163 x 122
2.4 (7.9')
3.9 (12.9')
110 (3.6')
12 (0.4')
74" 163 x 91
90" 183 x 137
2.7 (8.9')
4.4 (14.6')
123 (4.0')
14 (0.46')
83" 183 x 103
100" 203 x 152
3.0 (9.8')
4.9 (16.1')
137 (4.5')
15 (0.49')
91" 203 x 114
110" 224 x 168
3.3 (10.8')
5.4 (17.7')
151 (5.0')
17 (0.5')
101" 224 x 126
120" 244 x 183
3.6 (11.8')
5.9 (19.4')
165 (5.4')
18 (0.59')
110" 244 x 137
130" 264 x 198
3.9 (12.8')
6.4 (21')
178 (5.8')
20 (0.66')
119" 264 x 149
140" 284 x 213
4.2 (13.8')
6.9 (22.6')
192 (6.3')
21 (0.69')
128" 284 x 160
150" 305 x 229
4.5 (14.8')
7.4 (24.2')
206 (6.8')
23 (0.75')
138" 305 x 171
160" 325 x 244
4.8 (15.5')
7.9 (25.9')
219 (7.2')
24 (0.79')
147" 325 x 183
170" 345 x 259
5.1 (16.8')
8.4 (27.4')
233 (7.6')
26 (0.85')
156" 345 x 194
180" 366 x 274
5.4 (17.7')
8.9 (29.2')
247 (8.1')
27 (0.86')
165" 366 x 206
182" 370 x 277
5.4 (17.7')
9.0 (29.5')
250 (8.2')
28 (0.9')
167" 370 x 208
190" 386 x 290
5.6 (18.4')
–
261 (8.6')
29 (0.95')
174" 386 x 217
200" 406 x 305
5.9 (19.4')
–
274 (9.0')
30 (0.98')
184" 406 x 229
210" 427 x 320
6.2 (20.3')
–
288 (9.4')
32 (1.05')
193" 427 x 240
220" 447 x 335
6.5 (21.3')
–
302 (9.9')
34 (1.12')
202" 447 x 251
230" 467 x 351
6.8 (22.3')
–
315 (10.3')
35 (1.15')
211" 467 x 263
240" 488 x 366
7.1 (23.3')
–
329 (10.8')
37 (1.21')
220" 488 x 274
250" 508 x 381
7.4 (24.3')
–
343 (11.3')
38 (1.25')
233" 508 x 286
260" 528 x 396
7.7 (25.3')
–
357 (11.7')
40 (1.31')
239" 528 x 297
270" 549 x 411
8.0 (26.3')
–
370 (12.1')
41 (1.35')
248" 549 x 309
280" 569 x 427
8.3 (27.2')
–
384 (12.6')
43 (1.41')
257" 569 x 320
290" 589 x 442
8.6 (28.2')
–
398 (13.1')
44 (1.44')
266" 589 x 331
300" 610 x 457
8.9 (29.2')
–
411 (13.5')
46 (1.51')
276" 610 x 343