NEC NP-UM330W UM330W Installation Guide - Page 2

UM330W Installation Guide Desktop and Ceiling Mount NEC Display Solutions of America, Inc. v1.0 Ceiling Mounted Installation The following diagram shows the relationship between projector position and the screen. Refer to the charts below for data. Distances are in inches. For millimeters multiply by 25.4. Distance Chart for Popular 16:10 Screen Sizes Screen Size Diagonal W idth inch inc h 58.0 49 60.0 51 65.0 55 70.0 59 75.0 64 80.0 68 85.0 72 90.0 76 95.0 81 100.0 85 105.0 89 110.0 93 H eight inch 31 32 34 37 40 42 45 48 50 53 56 58 A inch 4.19 4.80 6.32 7.85 9.38 10.90 12.43 13.96 15.48 17.01 18.53 20.06 B in ch 24.97 25.69 27.48 29.28 31.07 32.86 34.66 36.45 38.24 40.04 41.83 43.62 C inch 17.71 18.32 19.84 21.37 22.90 24.42 25.95 27.48 29.00 30.53 32.05 33.58 D inch 9.60 9.79 10.26 10.73 11.20 11.66 12.13 12.60 13.07 13.54 14.00 14.47 Note: For screen sizes not indicated in the distance charts, use the formulas on page 1. www.necdisplay.com UM330W Page 2 of 8