Exposure Compensation (Exposure Bias)
How far the photographer pushed the exposure from the meter's suggestion, in EV.
- EXIF tag ID
- 0x9204
- Group
- Exposure
- Example
- 0 · −0.7 EV · +1.3 EV
- Editable in EXIF Viewer
- Yes
What iPhone writes
Written when you drag the exposure slider in the Camera app.
What dedicated cameras write
Set with the ± dial.
How to view Exposure Compensation (Exposure Bias) on iPhone
Open the photo in Photos, tap Share, then View EXIF (EXIF Viewer’s action extension). The field is listed under “Exposure”. Tap Edit to change it, or select several photos in the app to change them all at once. Or drop the photo into the free online EXIF viewer.
Related tags
- Exposure Program — The exposure mode: manual, program, aperture priority, shutter priority, or a scene mode.
- Metering Mode — How the camera measured light: across the whole frame, weighted to the centre, or from a spot.