VIGNETTING


Meaning of VIGNETTING in English

noun

( -s )

1. : a reduction in intensity of illumination at the edges of a field of view of an optical instrument due to the restrictive action of the edge of the aperture for rays that are not axial

2. : the progressive reduction in the illumination falling on a photographic film towards the corners of the picture due to the obstruction of oblique light beams by the lens mount

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.