Epson’s Wide Zoom Lens (ELPLW04) is an interchangeable lens that works with Z10000U, Z9870U, Z9750U, Z11000W, Z9900W, Z9800W, Z11000 and Z9870 Projectors.
Throw ratio:
WUXGA: 1.19 – 1.62
WXGA: 1.29 – 1.77
XGA: 1.23 – 1.68
Screen Sizes: 60″ – 500″
Zoom Ratio: 1 – 1.37
Focal Length: 27.32mm – 37.04mm
F-Number: 1.8 – 2.26
Projection Distance: 3′ 2″ – 37′ 3