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Causes edges of corners of an image to be darker than the center of an image.

Commands let you rotate or flip the entire image.

Causes straight lines to bow outward.

Is the process in which you remove parts of an image to create a focus or strenghten the composition.

Can exhibit different types of effects at certain focal lenghts, f-stops and focus distances.

Lets you adjust points throughout tonal ranges of an image.(from shadows to highlights.

Occurs when an object is taken from an angle rather that a straight-on view.

Causes straight lines to appear to bend inward.

Corrects teh tonal range and the color balance of an image by adjusting the intensity levels of the image shadows, midtones and highlights.

IS caused by the failiure of the lense to focus on different colors at the same spot.

Illustrates how pixeles in an image are distributed by graphing a number of pixels with different color intensities.

Corections

Chronomatic aberation

Pincushion distortion

Histogram

Keystone distortion

Croping

Curves adjustments

Levels adjustment

Barrel distortion

Image rotation

Vignetting

Camera lenses