AV EQUIPMENT
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Format |
Aspect Ratio |
Aperture |
X : Y |
|
mm |
inch |
|||
16 mm Film |
1.33 |
7.21 x 9.65 |
0.284 x 0.380 |
4:3 |
35 mm Film (before 1953) |
1.37 |
15.2 x 21 |
0.600 x 0.825 |
4:2.92 |
35 mm Film (USA) |
1.85 |
11.3 x 21 |
0.446 x 0.825 |
|
35 mm Film (Europe) |
1.65 |
12.7 x 21 |
0.500 x 0.825 |
|
35 mm Film (Anamorphic) |
2.35 |
17.8 x 21 |
0.702 x 0.825 |
|
70 mm Film |
2.21 |
22 x 48.6 |
0.868 x 1.913 |
|
35 mm Slide (Horizontal) |
1.48 |
22.9 x 34 |
0.902 x 1.340 |
4:2.7 |
35 mm Slide (Vertical) |
0.68 |
34 x 22.9 |
1.340 x 0.902 |
2.7:4 |
NTSC Video |
1.33 |
|
720 × 480 |
4:3 |
PAL Video |
1.33 |
|
|
4:3 |
HDTV 720 |
1.78 |
|
1280 × 720 |
16:9 |
HDTV 1080 |
1.78 |
|
1920 × 1080 |
16:9 |
PAL Wide |
|
|
1024 × 576 |
16:9 |
Letterbox Video |
1.85 |
|
|
1.85:1 |
"Widescreen" |
1.85 |
|
|
1.85:1 |
Cinemascope |
2.35 |
|
|
|
A4 Paper |
1.41 |
210 x 297 |
|
4:2.83 |
'8 1/2 x 11' Paper |
1.30 |
215.7 x 279.4 |
|
8.5:11 |
