Images, Screens & GamesDigital Imaging

Rolling Shutter

Why your phone bends propellers into banana shapes

Snap a spinning propeller and your phone can turn its straight blades into bananas. The blades never bent. So what happened?

You'll find out

  • Why straight blades come out curved
  • Why a speeding car leans in a photo
  • The camera that never bends a thing

Why it matters

Drone props, guitar strings, passing trains: your phone can warp them all. Know why, and you'll spot it everywhere.

About 3 min6 interactive slides · 5 questionsLesson 38 · Zone 5

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