Definition
What is exposure in video?
Exposure is the amount of light a camera records for an image. It affects how bright the footage appears and whether important detail is retained in highlights and shadows.
A technically suitable exposure depends on the scene, camera profile, and intended grade rather than a single brightness level. A waveform, histogram, false-color display, and calibrated monitor help operators judge faces, neutral references, and clipping more reliably than a small viewfinder image.
Underexposure may bury information in noise, while overexposure can clip highlights that cannot be recovered. Creative choices can deliberately place a scene darker or brighter, but the crew should distinguish a controlled low-key image from accidentally missing usable detail.
Example in the edit
For a window-lit interview, the operator exposes the speaker’s skin consistently and uses fill or ND on the window so neither the face nor the exterior becomes unusably clipped.
Why editors use it
Exposure determines the quality of the image handed to the editor and colorist, including the latitude available for matching shots and shaping a final look.
Quick answers
Frequently asked questions about Exposure
What is overexposure?
It is recording too much light for part or all of the image, often causing bright areas to lose detail through clipping.
Can exposure be fixed in post?
Some adjustment is possible, especially with robust source files, but clipped highlights and severely noisy shadows may not be recoverable.
Should every shot have the same exposure?
Shots should preserve intended continuity and important detail, but a night scene and a daylight scene can rightly have very different brightness values.