Long Exposure Calculation

Measure The Exposure

  1. Set camera mode to Aperture Priority (Av)
  2. Select desired Focal Length, Aperture and ISO
  3. Focus and meter Shutter Speed for correct exposure
  4. Input all data in the form

Full Frame Focal Length

Shutter Speed

Aperture

ISO

Hyperfocal:

EV Input:

Add Filter And/Or Change Aperture/ISO

Filter

Aperture

ISO

Hyperfocal:

EV Setup:

Calculated Exposure Time

Exposure Time:

All Filters Exposure Time

FilterExposure
No Filter1s
1 Stop: ND21s
1.67 Stops: CPL1s
2 Stops: ND41s
3 Stops: ND81s
4 Stops: ND161s
5 Stops: ND321s
6 Stops: ND641s
7 Stops: ND1281s
8 Stops: ND2561s
8.67 Stops: ND4001s
9 Stops: ND64 + ND81s
10 Stops: ND10001s
11 Stops: ND20001s
12 Stops: ND64 + ND641s
13 Stops: ND1000 + ND81s
16 Stops: ND1000 + ND641s
19 Stops: ND1000 + ND64 + ND81s
20 Stops: ND1000 + ND10001s