The lens of the central canon nb-1lh charger image quality best, namely, the highest resolution color saturation highest, from the lens center to edge, the image quality is gradually declined, lens edge imaging quality more bad, namely of clarity, saturation, brightness is low. When using large aperture, the difference will be bigger, may appear obvious dark corner. When the background picture for light color, dark corner more apparent.
The photographer can use digital camera CANON PowerShot S410 Charger with the largest aperture shortest focal length with white walls, shooting to detect dark Angle lens. If found in no use filter, no correct installation filter mask under the prerequisite of the photographs appears dark corner, the corner can be determined because aperture setting is too large, the small aperture can appropriate weakened dark corner.
Dark Angle of produce may also and filter, filter in the purchase should be carefully detection. Install a good canon powershot sd630 charger filter lens aperture used after the biggest with the shortest focal length with white walls, shooting if still found a dark corner, likely is too thick, filter by digital camera short JiaoDuan took, replace the thin filter can weaken dark corner phenomenon.
Footage of dark Angle may also is a lens manufacturing problems, is difficult to put an end to the camera, but high quality lens photography picture dark corner will be shallow.canon powershot s40 charger
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