Basic Photography/Flash tables
Studio delta EV Contrast ratios
Contrast ratio
| ΔEV |
Contrast |
|---|
| 1.0 |
1:2 |
| 1.6 |
1:3 |
| 2.0 |
1:4 |
| 2.3 |
1:5 |
| 2.6 |
1:6 |
| 2.8 |
1:7 |
| 3.0 |
1:8 |
| 3.2 |
1:9 |
| 3.3 |
1:10 |
Studio flash ratios
Studio flash ratios
| Ratio |
f/5 |
f/5.6 |
f/6.3 |
f/7.1 |
f/8 |
f/9 |
f/10 |
f/11 |
f/13 |
f/14 |
f/16 |
f/18 |
f/20 |
f/22 |
| f/6.3 |
1:1.5 |
1:1.5 |
- |
1:1.5 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.0 |
1:4.5 |
1:5.0 |
1:6.5 |
1:8.0 |
1:10.0 |
1:12.0 |
| f/7.1 |
1:20 |
1:1.5 |
1:1.5 |
- |
1:1.5 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.5 |
1:4.0 |
1:5.0 |
1:6.5 |
1:8.0 |
1:9.5 |
| f/8 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.5 |
- |
1:1.5 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.0 |
1:4.0 |
1:5.0 |
1:6.5 |
1:7.5 |
| f/9 |
1:3.0 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.5 |
- |
1:1.0 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.0 |
1:4.0 |
1:5.0 |
1:6.0 |
| f/10 |
1:4.0 |
1:3.0 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.0 |
- |
1:1.0 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.0 |
1:4.0 |
1:5.0 |
| f/11 |
1:5.0 |
1:4.0 |
1:3.0 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.0 |
- |
1:1.5 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.5 |
1:4.0 |
| f/13 |
1:7.0 |
1:5.5 |
1:4.5 |
1:3.5 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.5 |
- |
1:1.0 |
1:1.5 |
1:2.0 |
1:2.5 |
1:3.0 |
| f/14 |
1:8.0 |
1:6.5 |
1:5.0 |
1:4.0 |
1:3.0 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.0 |
- |
1:1.5 |
1:1.5 |
1:2.0 |
1:2.5 |
| f/16 |
1:10.0 |
1:8.0 |
1:6.5 |
1:5.0 |
1:4.0 |
1:3.0 |
1:2.5 |
1:2.0 |
1:1.15 |
1:1.5 |
- |
1:1.5 |
1:1.5 |
1:2.0 |
| f/18 |
1:13.0 |
1:10.5 |
1:8.0 |
1:6.5 |
1:5.0 |
1:4.0 |
1:3.0 |
1:2.5 |
1:2.0 |
1:1.5 |
1:1.5 |
- |
1:1.0 |
1:1.5 |
Last modified on 7 October 2010, at 21:04