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ASee Also
See page 198 for information on locking flash value (FV) for a metered subject before recomposing a photograph.
For information on auto FP
information on choosing the slowest shutter speed available when using the flash, see Custom Setting e2 (Flash shutter speed, 0 331).
For information on flash control and using the
See page 428 for information on using optional flash units.
AAperture, Sensitivity, and Flash Range
Flash range varies with sensitivity (ISO equivalency) and aperture.
| Maximum aperture at ISO equivalent of |
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| Range | ||||||
64 | 100 | 200 | 400 | 800 | 1600 | 3200 | 6400 | 12800 | m | ft |
— | 1.4 | 2 | 2.8 | 4 | 5.6 | 8 | 11 | 16 | 2ft | |
1.6 | 2 | 2.8 | 4 | 5.6 | 8 | 11 | 16 | 22 | ||
2.2 | 2.8 | 4 | 5.6 | 8 | 11 | 16 | 22 | 32 | ||
3.2 | 4 | 5.6 | 8 | 11 | 16 | 22 | 32 | — | ||
4.5 | 5.6 | 8 | 11 | 16 | 22 | 32 | — | — | ||
6.3 | 8 | 11 | 16 | 22 | 32 | — | — | — | ||
9 | 11 | 16 | 22 | 32 | — | — | — | — | ||
13 | 16 | 22 | 32 | — | — | — | — | — | ||
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The
In exposure mode e, the maximum aperture (minimum
Maximum aperture at ISO equivalent of:
64 | 100 | 200 | 400 | 800 | 1600 | 3200 | 6400 | 12800 |
2.5 | 2.8 | 3.5 | 4 | 5 | 5.6 | 7.1 | 8 | 10 |
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If the maximum aperture of the lens is smaller than given above, the maximum value for aperture will be the maximum aperture of the lens.
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