NEC NP300 Installation Guide - Page 2

NEC Display Solutions of America, Inc. NP300/NP400/NP500/NP600 Installation Guide Ceiling Mounted and Desktop Rev 1.1 Diagrams and Distance Charts The following shows the proper relative positions of the projector and screen. Refer to the table to determine the position of installation. Distances are in inches. For millimeters multiply by 25.4. Ceiling Mounted 4.56" 5.17" C Throw Distance Screen Top D Lens Ctr B Lens Offset From Mount Pipe Screen Ctr 2.79 Desktop C Throw Distance 2.22" Screen Ctr B Lens Ctr D Screen Bottom Distance Chart for popular 4:3 screens Note: For screen sizes not indicated on the projection tables, use the formulas on page 1. Screen Size (4:3) Diagonal Width(W) Height (H) inches inches 30 24 inches 18 60 48 36 67 53.6 40.2 72 57.6 43.2 84 67.2 50.4 90 72 54 100 80 60 120 96 72 150 120 90 180 144 108 210 168 126 240 192 144 270 216 162 300 240 180 B inches 6 12 14 15 17 19 21 25 31 37 43 50 56 62 C w ide - tele inches 36 - 43 73 - 88 81 - 98 87 - 105 102 - 123 110 - 132 122 - 147 147 - 176 184 - 221 220 - 265 257 - 310 294 - 354 331 - 398 368 - 443 www.necdisplay.com NP300/NP400/NP500/NP600 D inches -3 -6 -6 -7 -8 -8 -9 -11 -14 -17 -20 -23 -25 -28 α w ide - tele degrees 9.9 - 8.2 9.7 - 8.0 9.7 - 8.0 9.6 - 8.0 9.6 - 8.0 9.6 - 8.0 9.6 - 8.0 9.6 - 8.0 9.5 - 8.0 9.5 - 8.0 9.5 - 7.9 9.5 - 7.9 9.5 - 7.9 9.5 - 7.9 Page 2 of 6