demobook

After Effects: Adjusting Aperture for background blur

Demo summary

Demonstrates increasing the Aperture value in After Effects to create a shallow depth of field and blur the foreground subject.

Step-by-step

  1. Ensure the focus distance is set to reach the background object
  2. Slowly increase the Aperture value

Watch out for

  • The focus distance must be correctly aligned with the background object before adjusting aperture to blur the foreground

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