In this film, Laurent Ben Slimane introduces his instrument - the bass clarinet. To learn more about the bass clarinet visit http://www.philharmonia.co.uk/explore/instruments/bass_clarinet Why not download our iPad app The Orchestra to learn even more? Visit www.philharmonia.co.uk/app for more information. "Have you seen the app called 'The Orchestra'? It is astonishing. For somebody who can't read music to learn how an orchestra functions, to be able to see from the perspective of a flute