📷 ND Filter Calculator
Filter factor, stops, and exposure
Stops
10.00
Factor (ND)
1024
Transmission
0.098%
New Shutter Speed
4.1s
from 1/250s base exposure
⚙️ Filter Settings
🔘 Common ND Filters
📖 ND Filter Reference
| Filter | Stops | Factor | %T | OD |
|---|---|---|---|---|
| ND2 | 1 | ×2 | 50% | 0.30 |
| ND4 | 2 | ×4 | 25% | 0.60 |
| ND8 | 3 | ×8 | 12.5% | 0.90 |
| ND16 | 4 | ×16 | 6.25% | 1.20 |
| ND32 | 5 | ×32 | 3.125% | 1.51 |
| ND64 | 6 | ×64 | 1.56% | 1.81 |
| ND128 | 7 | ×128 | 0.78% | 2.11 |
| ND256 | 8 | ×256 | 0.39% | 2.41 |
| ND400 | 8.65 | ×400 | 0.25% | 2.60 |
| ND500 | 8.97 | ×500 | 0.2% | 2.70 |
| ND1000 | 10 | ×1000 | 0.1% | 3.00 |
| ND2000 | 11 | ×2000 | 0.05% | 3.30 |
| ND10000 | 13.29 | ×10000 | 0.01% | 4.00 |