![](/images/new-backgrounds/1317866/317866103x1.webp)
[>]: to open the aperture
[<]: to close the aperture
*Set the desired aperture level according to the distance between the camera and subject (see chart).
Aperture setting (color negative film):
Distance |
| 1.5 — 2 m | 2 — 2.5 m | 2.5 — 3.2 m | |||
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ISO 100 | Fll |
| F8 | F6.7 |
| F5.6 | F4.5 |
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ISO 200 | F16 |
| Fll | F9.5 |
| F8 | F5.6 |
ISO 400 | F22 |
| F16 | F13 |
| Fll | F8 |
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Calculation formula | for ISO 100: Aperture setting = GN15 ÷ | Distance (m) |
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| Aperture setting = GN50 ÷ | Distance (ft) |
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