The combination of digital projection and computer generated images has transformed the cinema-going experience over the last few decades. Special effects and a clarity of picture that once seemed unimaginable are now an everyday experience for the movie buff.

So what is coming next? BBC Click's Al Moloney looks at how laser projection could mean even sharper high contrast pictures on the big screen.

Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.