Learn : Glossary : Optical : Vignetting

Vignetting
By Vincent Bockaert
 
Zoom lenses, especially the lower end ones, can sometimes suffer from vignetting. The barrel or sides of the lens become visible, resulting in dark corners in the image as shown in this example. The use of converters can also result in vignetting.
 
Example of vignetting
 

This article is written by Vincent Bockaert,
author of The 123 of digital imaging Interactive Learning Suite
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Article ©1998-2009 Vincent Bockaert and dpreview.com, with permission.

Learn : Glossary : Optical : Vignetting
 
 
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