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droopyheadliner t1_iu4pqfk wrote

Reply to comment by Ma1 in TIL, in film, a clapperboard’s purpose is ensuring proper synchronization of audio and video in post-production. It provides a distinct “clap” along with a visual event for the editor to reference at the start of a scene. by PianoCharged

Ahhh. Are those the ones with the red led numbers on them?

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