When used with the RoadRunner and Vivid products, LU77 or LX900 this lens has a 2.0-2.6:1 medium throw ratio. If used with the LS+58, LX66 or LX66A,, the lens will provide a 2.6-3.3:1 throw ratio. If used with the LW40(U) or LW600 projectors, this lens will provide a 2.8-3.6:1 throw ratio.

Note: Professionally maintained and teched prior to shipment.