movie clapper cinema board or slate film.clapperboard for filmmaking and video production to assist in synchronizing of picture ,

abstract acting action background black blackboard board button camera cameraman cinema cinematography clack clacker clap clapboard clapper clapperboard color composition digital director dumb entertainment equipment film flat hands hollywood image industry life marble marker model modeling motion movie object producer production retro scene shot slapperboard slate smart sound sticks studio sync time video wall white wooden