The taking lens may be stopped down to help gauge depth of field effects and vignetting, but the photographer generally opens the lens to its widest setting for focusing.
42.
Although point and shoot cameras with affordable lenses have been used widely for candid photography, the resulting photographs can suffer from vignetting, distortion and over saturation of color.
43.
Effectively the shutter acts as an additional aperture, and may, for example, cause vignetting or increase depth of field, undesirable if shallow focus is being used creatively.
44.
With a lens on 1 inch diagonal a image with a diagonal of 1 inch or 25.4mm can be projected in the image plane without vignetting or severe distortion.
45.
A photographer may deliberately choose a lens which is known to produce vignetting to obtain the effect, or it may be introduced with the use of special post-processing procedures.
46.
Balog enjoys working with the imperfections in the exposures, such as vignetting and blur, and makes it part of the finished look . makes them part of the pieces.
47.
The staff wrote, " Heavy melodrama, adapted from the Maritta M . Wolff novel of same title, is somber melodrama, vignetting a seamy side of life in a small town.
48.
Lower size sensors also allow for the use of a wider range of lenses, since some types of optical impurities ( specifically vignetting ) are most visible around the edge of the lens.
49.
This is an example of vignetting, which happens when you reduce the area of the lens with a screen or aperture that is not close to the lens, but some distance from it.
50.
These cameras often have plastic lenses that offer poor or uneven focus, light leaks that oddly colorize an image, extreme vignetting, and a multitude of other attributes that are generally undesirable to photographers.
