Long Throw Zoom Lens for Barco and Projection Design F32/F35/F70/F90 - Supplied in Separate Case - EN44 - Focal 2.5~4.6:1 - SAMPLE SCREEN: 11m (w) x 6m (h) @ 28~51m Working F/#: F2.1-2.93 Motorised Iris: F# 2.1-6.5 Zoom Ratio: 1.85 Motorised: Zoom & Focus Focal Lenght: 49.52-91.6mm Focus range: 2.5 - 25.0 m Mechanical: 2.0-40m Throw ratio: DMD chip WQXGA 2.50-4.60 :1 01080p /WUXGA 2.33-:4.3 : 1 SXGA+ 2.5-4.60 :1 Image size tolerance +/- 2%   (Daily Hire Rate - See Below for More Information)