☀️ Exposure Value Calculator
Calculate EV and find equivalent exposures
Exposure Value
EV 10.9
Light Value (ISO 100)
LV 10.9
📸 Bright overcast
Approximate Illuminance
4695 lux
EV at ISO 100
10.9
🔄 Equivalent Exposures (Same EV)
| Aperture | Shutter | Notes |
|---|---|---|
| f/1 | 1/1878 | Shallow DoF |
| f/1.4 | 1/958 | Shallow DoF |
| f/2 | 1/469 | Shallow DoF |
| f/2.8 | 1/240 | Shallow DoF |
| f/4 | 1/117 | Moderate DoF |
| f/5.6 | 1/60 | Moderate DoF |
| f/8 | 1/29 | Moderate DoF |
| f/11 | 1/16 | Deep DoF |
📊 EV Reference Chart
EV -6
Night, stars
EV -4
Aurora borealis
EV -2
Full moon
EV 0
Dim interior
EV 2
Candle lit scene
EV 4
Living room
EV 6
Office, stadium
EV 8
Sunrise/sunset
EV 10
Bright overcast
EV 12
Light shade
EV 14
Hazy sun
EV 15
Bright daylight
EV 16
Bright sand/snow
📐 Formula
EV = log₂(N²/t)
where N is the f-number and t is exposure time in seconds
EV₁₀₀ = EV - log₂(ISO/100)
Normalized to ISO 100