Optional Lenses are available for the NP1150G2, NP1250G2, NP2150G2, NP2250G2, NP3150G2, NP3151WG2, NP3250G2, NP3250WG2, NP4000, NP4001, NP4100 & NP4100W. Options range from a Fixed Short Throw Lens to a Long Zoom Lens.