Halation


Also found in: Dictionary, Medical, Acronyms, Encyclopedia, Wikipedia.

Halation

1. In photography, blurred lines due to light. When done deliberately, halation may call attention to a certain part of an image. This may be used in advertisements or other forms of marketing.

2. See: Blooming.
References in periodicals archive ?
THE ONE TO BEAT Halation has rock-solid form in big handicaps this season
This sheet also helped to reduce the effect of halation in the images as a result of direct sunlight on the soil surface.
Describing the striking glow of light at windows and doors in Emmons's photographs, Peladeau explains that Emmons "apparently preferred not to use anti-halation film since the halation (bouncing back of light through the emulsion after hitting the back of the glass plate) gave a halo-like effect to the highlights of her photographs which she enjoyed" (13).
Artists have long explored the visual peculiarities, such as halation, of camera obscura images.
Halation removal eliminates 98 percent of reflectivity and the image improvement function can solve low-contrast or illumination problems.
Our bodies still buzz; we still emanate radio waves in concentric patterns, a halation of sound, spreading beyond what first spurred it.
When I write during periods of insomnia, there are passages burned away by too much looking, or overexposed, an effect that photographers call halation.