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*If the shutter isn't timed properly you will see a travel ghost or [[ghosting]] on screen. This happens because the shutter isn't completely blanking out the light onto the film plane as the pull down motion of the intermittent occurs. | *If the shutter isn't timed properly you will see a travel ghost or [[ghosting]] on screen. This happens because the shutter isn't completely blanking out the light onto the film plane as the pull down motion of the intermittent occurs. | ||
===Types of Shutters=== | ===Types of Shutters=== (''some examples of projectors who use them'') | ||
(''some examples of projectors who use them'') | |||
The type of shutter used depends on the type of projector, the pull down speed of intermittent mechanism, the desired light efficiency, among other variables. | The type of shutter used depends on the type of projector, the pull down speed of intermittent mechanism, the desired light efficiency, among other variables. | ||
* single blade ([[Kinoton]], [[Ernemann]]) | * single blade ([[Kinoton]], [[Ernemann]]) | ||