Epson’s Standard Zoom Lens (ELPLS04) is an interchangeable lens that works with Z10000U, Z9870U, Z9750U, Z11000W, Z9900W, Z9800W, Z11000 and Z9870 Projectors.
Throw ratio:
XGA: 1.63 – 2.65
WUXGA: 1.74 – 2.82
WXGA: 1.71 – 2.78
Screen Sizes: 60″ – 500″
Zoom Ratio: 1 – 1.61
Focal Length: 36.00mm – 57.35mm
F-Number: 1.65 – 2.51
Projection Distance: 6′ 4″ – 100′ 7″