4-3 Slow-Motion and Fast-Motion EffectsSlow-Motion Effect2.5 times slower when set to 60fps in 24p mode, two times slower when set to 60fps in 30p mode4. What's a Variable Frame Rate?29Dramatic Effects for Decisive Momentsin Sports CompetitionSlow-motion is most commonly used to give adramatic effect to crucial moments in sports scenes.To emphasize speed, a slower shutter speed is usedto produce a soft focus. For example, a faster shutterspeed can be used to make beads of perspirationdrop like tiny balls of water.Making Objects Appear Hugein Science Fiction WorksSlow-motion shooting has been used ever sincemoviemakers started producing science fiction films,with their monsters and other imaginary creatures andobjects. By reducing the speed, the slow-motioneffect makes monsters and miniature objects seemmuch larger. The degree of this effect can be adjustedby varying the shutter speed.Explosions and ImplosionsThe slow-motion effect is also used to emphasizemajor moments in a movie. Although a fast shutterspeed is commonly used to create a strong visualimpression, a slow shutter speed can produce ahighly distinctive effects during an implosions.Retrospective ScenesSlow motion can also be used to present imaginaryscenes, such as recollections of the past. For thesescenes, the slow-motion effect is often added with achange of color tone. The brightness is alsosometimes adjusted, and the shutter speed is variedto achieve the intended effect.