1.73 - 2.27:1 Standard Throw Zoom Lens (lens shift) w/Lens Memory for the NP-PX700W/PX750U/PX800X, NP-PX700W2/PX750U2/PX800X2, NP-PX803UL-BK/PX803UL-WH and NP-PX1004UL-BK/PX1004UL-WH projectors