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Digital Photo Assignments by Steve Anchell

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Assignment 10Keystoning

“When people ask me what equipment I use—I tell them my eyes.”

—Anonymous

Purpose: To Demonstrate How Point of View Affects the Convergence of Lines.

Keystoning is what happens when you tilt your camera up to include the top of a building and it appears to be falling backwards (Figure 10.1). This is due to a low point of view, resulting in converging parallel lines moving away from your vantage point.

FIGURE 10.1 A 24mm lens was used at street level to create the keystone effect in this image. The red lines were added in Photoshop to emphasize the effect; they were not in the original image.

FIGURE 10.1 A 24mm lens was used at street level to create the keystone effect in this image. The red lines were added in Photoshop to emphasize the effect; they were not in the original image.

FIGURE 10.2 A 24mm lens ...

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