ViewSonic LS800HD LS800HD User Guide English - Page 25

(a) Screen Size inch mm 54 1372 65 1651 76 1930 87 2210 98 2489 109 2769 120 3048 131 3327 142 3607 153 3886 163 4140 185 4699 207 5258 16:10 image on a 4:3 Screen (b) Projection distance min. max. (c) Image height (d) Vertical offset min. max. inch mm inch mm inch mm inch mm inch mm 50 1262 82 2085 27 686 4.1 103 4.1 103 60 1519 99 2510 33 826 4.9 124 4.9 124 70 1776 116 2934 38 965 5.7 145 5.7 145 80 2033 132 3359 44 1105 6.5 166 6.5 166 90 2290 149 3784 49 1245 7.4 187 7.4 187 100 2547 166 4208 55 1384 8.2 208 8.2 208 110 2804 182 4633 60 1524 9.0 229 9.0 229 121 3061 199 5058 66 1664 9.8 250 9.8 250 131 3318 216 5482 71 1803 10.7 271 10.7 271 141 3575 233 5907 77 1943 11.5 291 11.5 291 150 3809 248 6293 82 2070 12.2 311 12.2 311 170 4323 281 7142 93 2350 13.9 352 13.9 352 190 4837 315 7992 104 2629 15.5 394 15.5 394 There is 3% tolerance among these numbers due to optical component variations. It is recommended that if you intend to permanently install the projector, you should physically test the projection size and distance using the actual projector in situ before you permanently install it, so as to make allowance for this projector's optical characteristics. This will help you determine the exact mounting position so that it best suits your installation location. 20