... Ceiling Mount, Table Top;Projection Image Image support horizontal and vertical flipKeystone Correction±30° Vertical,Automatic keystone correction3D ... 3D image noise reduction• CompatibilityComputer CompatibilityIBM PC and Compatibles, Apple Macintosh, iMac, and VESA Standards 1080p (1,920x1,080), ... f=18.82~22.60mm,1/4~16 Zoom Lens and Manual zoom & FocusThrow Ratio70" 2.07mImage Size (Diagonal)28 ...