| 11. | A traditional film projector costs between $ 30, 000 and $ 50, 000.
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| 12. | Playback on today s film projectors might require 18 or 24 frame / s.
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| 13. | By 1921 he had his first hand-cranked film projector, and he began buying movies.
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| 14. | The Smith Rafael Film Center still maintains film projectors in all of its theaters.
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| 15. | The screen spanned 225 degrees and utilized five film projectors.
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| 16. | One application of this principle arises in a film projector.
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| 17. | The first successful procedure was to use the Mechau film projector mechanism in reverse.
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| 18. | He brought with him a bicycle, a gramophone and a film projector as souvenirs.
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| 19. | IMAX Dome movies are still shown using the original film projector and fisheye lens.
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| 20. | Such a mechanism is used in film projectors, watches, and indexing tables, among others.
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