( Fixed Ultra Short Lens, Throw Ratio = 0,38 : 1 )

( Fixed Short Lens, Throw Ratio = 0,8 : 1 )

( Short Throw Lens, Throw Ratio = 1.2 - 1.8 : 1)

( Middle Throw Lens, Throw Ratio = 1.7 - 2.9 : 1 )

( Long Throw Lens, Throw Ratio = 2.8 - 4.9 : 1 )

( Ultra Long Throw Lens, Throw Ratio = 4.9 - 8.3 : 1 )