| Focal length, millimeters |
6 cm side |
9 cm side |
diagonal |
|---|---|---|---|
| 47 | 65° | 88° | 98° |
| 58 | 55° | 76° | 86° |
| 65 | 50° | 69° | 80° |
| 75 | 44° | 62° | 72° |
| 90 | 37° | 53° | 62° |
| 100 | 33° | 48° | 57° |
| 120 | 28° | 41° | 49° |
| 135 | 25° | 37° | 44° |
| 150 | 23° | 33° | 40° |
| 180 | 19° | 28° | 33° |
| 210 | 16° | 24° | 29° |
| 240 | 14° | 21° | 25° |
| 300 | 11° | 17° | 20° |
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Last revised: 15 March 2000.