Epson’s Long Throw Zoom Lens (ELPLL07) is an interchangeable lens that works with Z10000U, Z9870U, Z9750U, Z11000W, Z9900W, Z9800W, Z11000 and Z9870 Projectors.
Throw ratio:
XGA: 5.45 – 7.67
WUXGA: 5.83 – 8.18
WXGA: 5.76 – 8.09
Screen Sizes: 60″ – 500″
Zoom Ratio: 1 – 1.39
Focal Length: 118.98mm – 165.39mm
F-Number: 1.8 – 2.45
Projection Distance: 24′ 3″ – 292′ 8″