fill light

American  

noun

Photography.

1. a light used to eliminate or soften shadows caused by the main source of illumination.

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fill light British  

noun

1. photog a light that supplements the key light without changing its character, used esp to lighten shadows

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Compare meaning

How does fill-light compare to similar and commonly confused words? Explore the most common comparisons:

• key light vs. fill light

Example Sentences

You can also use the glyph lights as a fill light for the camera.

From The Verge

The strips can also act as a fill light for its cameras, while an additional red LED on the back flashes when the phone is recording video.

From The Verge

All strips can light up to serve as a fill light for the camera.

From The Verge

DJI is also selling a new optional $79 accessory, the DJI Fill Light Phone Clamp, which looks like a standard magnetic clamp, but with built-in lights to help brighten up your selfies.

From The Verge

And, for each shot, we must render out dozens of separate render passes: one or more “hero” renders, plus a pass for reflections, a pass for fill light, a pass for extractable shadows, and many masks.

From Scientific American