codes and conventions of science fiction

setting- Science fiction films are generally set in the future, in an alternative time line such as an historical past that contradicts historical records.
Further more films tend to be set in other worlds or alternative versions of earth.
 This is used as it gives a different setting to what we have now and this allows the viewers to see narrative from a different point of view.

Film techniques used in Science fiction films usually incorporate special effects and have a lot of close ups with futuristic elements as well as scientific elements.

Symbolism of science fiction films contain futuristic props as well as costumes and setting that represents the scientific advancement at the centre of the film.
Science fiction films seek to make us believe the things we are seeing on our screen, and in order to o this they use similar elements of technology in a fictional way to help us make the connection between reality and fiction. Then use of fictional science elements enable pivotal developments in the plot.
narrative elements of Science fiction films contain conflict between good and evil as well as the development or application of new technologies, for example robots and space ships. New scientific principles are also included such as time travel and new political systems such as dystopian future and utopian society's. Narrative content like what is explained above is often used in order to comment on conflicts in society as well as make comments on different cultures and counties.
 These certain film techniques are used to emphasize the importance of the technology and the plot. Further more it helps to make the world of film more realistic and continue dialogue between the new ideas these special effects enhance and the technological and scientific imagination of the viewers.