Barrel distortion (Barrel Distortion)

Barrel distortion caused by lens Imaging screen is barrel distortion of the expansion of the phenomenon. We use a wide angle lens or use the zoom lens of the wide angle end, most likely to see barrel distortion. When the screen is a straight line (particularly close to the frame margin lines), barrel distortion most likely to be noticed. General consumer-level digital camera barrel distortion rate usually 1%. And

Barrel distortion caused by lens Imaging screen is barrel distortion of the expansion of the phenomenon.

We use a wide angle lens or use the zoom lens of the wide angle end, most likely to see barrel distortion. When the screen is a straight line (particularly close to the frame margin lines), barrel distortion most likely to be noticed. General consumer-level digital camera barrel distortion rate usually 1%. And barrel distortion is pin cushion-like distortion, in the following topic for details. Barrel distortion that square expansive barrel distortion instance

Barrel distortion correction

We can use Adobe Photoshop and other software, the correct digital camera output barrel distortion image, mastered the know-how, the difficulty is not very big.