CIBSE/1 Lighting Photometry Catalogue Number SOM001 70W SON JW (UK) Ltd Lantern with SGS203 Optic Pos 3 70W SON-T PLUS 1 1 .46 .46 .89 1 85 94 0 52 27 0 5 10 15 20 25 30 32.5 35 37.5 40 42.5 45 47.5 50 52.5 55 57.5 60 62.5 65 67.5 70 72.5 75 77.5 80 82.5 85 87.5 90 92.5 95 97.5 100 102.5 105 110 115 120 125 130 135 140 145 150 155 160 165 170 175 180 270 285 300 310 315 320 325 330 335 340 345 350 355 0 5 10 15 20 25 30 35 40 45 50 60 75 90 25.3 87.1 59.1 71.4 77.2 93.2 90.7 91.9 93.2 94.7 95.9 96.2 96.2 94.7 92.9 91.9 90.7 82 73.3 60 46.7 34.7 22.6 19 15.1 12.7 10.2 8.1 6 5.4 4.8 4.5 4.2 3.8 3.3 2.7 2.1 1.8 1.8 2.4 3.9 7.2 7.5 2.7 1.2 1.5 .6 .3 .3 0 0 0 25.3 80.3 54.1 78.7 86.1 86.2 88.8 89.8 90.6 92.7 94.7 94.8 94.7 96.3 97.7 93.9 90.1 81.1 71.9 58.5 44.9 32.7 20.5 17.5 14.2 12.7 11 9.9 8.7 7.8 6.8 5.6 4.1 3.2 2.4 2 1.5 1.2 1.2 1.4 1.8 3.2 3.6 2 1.1 1.4 .6 .3 .3 0 0 0 25.3 84.9 50.2 74.5 77.5 85 88.3 89.2 90.1 90 89.7 91.8 93.6 94.8 95.9 95.1 94.2 91.6 88.9 78.8 68.4 52.2 35.6 27.3 18.8 16.7 14.5 12.8 11.2 10.2 9.3 8.1 6.6 4.5 2.4 2 1.7 1.5 1.8 1.5 1.4 1.1 1.2 .9 .6 .8 .3 .3 .3 0 0 0 25.3 73.1 37.2 60.7 68.6 71.4 73.8 73.2 72.5 71.7 70.8 70.4 69.9 71.2 72.3 72.2 71.9 69.4 66.7 61.5 56.2 41.1 25.7 20.6 15.1 12.9 10.6 9 7.5 6.7 5.9 5.1 4.2 3.2 2.2 2 1.8 1.6 1.6 1.3 1.3 1 1 .9 .7 .7 .3 .3 .3 0 0 0 25.3 67.2 30.7 53.8 64.2 64.7 66.5 65.1 63.6 62.6 61.3 59.7 58 59.4 60.4 60.7 60.7 58.3 55.6 52.9 50 35.6 20.8 17.2 13.3 11 8.6 7.2 5.7 5 4.2 3.6 3 2.6 2.1 2 1.8 1.7 1.5 1.2 1.2 .9 .9 .9 .8 .6 .3 .3 .3 0 0 0 25.3 60 30.4 56.1 70.5 73.6 74.4 73.5 72.5 71.3 70.1 68.9 67.7 66.9 65.9 65.7 65.4 65.1 64.5 64.6 64.6 44.5 24.2 19.9 15.4 13.3 10.9 9.6 8.2 7.6 6.9 5.7 4.4 3.6 2.8 2.3 1.9 1.7 1.6 1.3 1.3 1 1 .9 .7 .6 .3 .3 .3 0 0 0 25.3 52.8 30 58.4 76.9 82.6 82.4 81.9 81.3 80.1 78.8 78.2 77.4 74.5 71.3 70.7 70 71.8 73.3 76.3 79.1 53.5 27.5 22.7 17.6 15.5 13.2 12 10.8 10.1 9.5 7.7 5.8 4.6 3.4 2.7 2 1.8 1.7 1.4 1.4 1.1 1.1 .9 .7 .5 .3 .3 .3 0 0 0 25.3 45.5 29.7 60.7 83.2 91.5 90.3 90.3 90.1 88.9 87.6 87.4 87.1 82 76.7 75.7 74.6 78.5 82.1 88 93.6 62.4 30.9 25.5 19.7 17.8 15.5 14.4 13.3 12.7 12.2 9.8 7.2 5.7 4.1 3.1 2.1 1.8 1.8 1.5 1.5 1.2 1.2 .9 .6 .5 .3 .3 .3 0 0 0 25.3 50.2 28.1 72 86.1 92 93.4 93.7 93.9 92.7 91.6 91.7 90.4 86.5 80.4 81.7 82.7 86.9 90.1 94 96.2 68.8 28.7 22.7 17.4 15.2 13.5 12.9 12.2 12 11.7 10.2 7.6 6 4.4 3.3 2.2 1.9 1.8 1.5 1.5 1.3 1.3 1 .7 .5 .5 .3 .3 0 0 0 25.3 54.9 26.6 83.3 88.9 92.6 96.4 97.1 97.7 96.5 95.6 96 93.7 90.9 84.2 87.8 90.7 95.3 98.1 100 98.7 75.3 26.6 19.8 15.1 12.6 11.5 11.3 11.2 11.2 11.2 10.6 7.9 6.4 4.8 3.5 2.3 1.9 1.7 1.5 1.5 1.4 1.4 1.1 .7 .6 .6 .3 .3 0 0 0 25.3 59.5 25 94.5 91.8 93.2 99.5 100.5 101.4 100.2 99.6 100.2 96.9 95.4 87.9 93.9 98.7 103.7 106.1 106 101.3 81.7 24.4 17 12.8 9.9 9.5 9.8 10.1 10.4 10.7 11 8.3 6.7 5.1 3.8 2.4 2 1.7 1.5 1.5 1.5 1.5 1.2 .8 .6 .8 .3 .3 0 0 0 25.3 63.8 29.5 101.3 99.1 98.7 102.7 104 106 106.1 109.5 108.6 99.9 96.7 93.2 106.7 111.3 118.4 122.2 122.3 117.8 89.5 34.2 25.2 17.6 12 10.6 10.6 10.6 10.8 11 10.9 7.4 5.8 4.2 3.3 2.4 2 1.7 1.5 1.5 2.1 2.9 1.5 .8 .6 .6 .3 .2 0 0 0 25.3 68 34.1 108.1 106.4 104.3 106 107.5 110.6 112 119.4 117 102.8 98 98.6 119.5 123.9 133.1 138.4 138.7 134.3 97.2 44 33.5 22.5 14 11.6 11.4 11.2 11.2 11.3 10.9 6.5 4.9 3.3 2.9 2.4 2.1 1.8 1.5 1.5 2.7 4.4 1.8 .9 .6 .5 .3 .2 0 0 0 25.3 66.6 35.1 112.6 116.7 118.6 127.1 128.7 128.9 133.7 136.9 132.8 129.9 130.5 139.6 167 185.6 203.3 212.4 212.5 199.3 156.2 83.5 58.2 34.7 17.3 13.6 13.3 13.1 13.5 13.9 13 7.4 5 2.6 2.5 2.4 2.3 2 1.7 1.8 2.6 3.5 2.7 1.4 .6 .5 .3 .2 0 0 0 25.3 65.4 37.8 123.8 125.3 136.3 157.7 162.8 171.1 185 189.6 186.3 183.6 193.8 216.8 255.6 292.6 333.1 347.9 335.7 298.9 232.7 136.3 92.7 53.1 24 19 20 21 21.1 21.3 19 12.1 7.5 3 2.9 2.7 2.4 1.8 2 3 4.5 4.7 2.7 1.1 .8 .5 .3 .2 0 0 0 25.3 61.5 39.9 131.4 145.6 166.4 201.4 213.6 233.3 255.2 264.4 270.7 266 291.7 326.8 373.7 420.8 460.5 423.9 437.4 371 285.3 167.2 116.2 65 33 27.3 28.5 29.7 28.3 26.8 22 12.8 7.9 3 2.8 2.6 2.3 1.7 2.1 3.3 4.2 4.1 2.7 1.1 .8 .5 .3 .2 0 0 0 25.3 59.8 45.5 143.3 168.1 196.3 252.3 268.2 289.4 328.3 353.3 365.5 356 383.6 438.9 471.5 481.3 500.4 491.1 435.3 360.7 278.4 154.5 100.8 64.7 38.1 31.4 30.9 30.4 26.8 23.2 18.4 11 7.1 3.2 2.8 2.4 2 1.4 1.5 2.6 2.6 3.6 2 .6 .6 .6 .3 .2 0 0 0 25.3 58.6 50.5 143 179.5 218.1 282.8 308.9 331.5 371.9 404.6 423.3 418.3 430 476 497.4 481.3 467.3 431.9 375.8 296.3 232.3 121.2 74.5 49 34.2 25.8 24.9 24.1 21.3 18.4 15.2 10.4 6.9 3.3 2.9 2.4 2.1 1.5 1.2 1.2 1.2 1.4 1.1 .6 .6 .5 .2 .2 0 0 0 25.3 57.6 71.4 144.3 174.5 241.8 292.6 321.5 347 390.9 434.9 456.9 444.2 433.4 453.6 458.7 431.6 382.7 341.3 284.4 228.7 185.3 104.6 55.3 42.5 34.2 28.3 25.4 22.5 19.1 15.8 12.4 7.1 4.7 2.4 2.2 2 1.8 1.5 1.5 1.2 .9 .9 .6 .5 .3 .2 0 0 0 0 0 25.3 52.8 89.4 166.9 172 252.5 302.2 333.9 354.4 388.9 425.4 440.3 423.4 390.4 379.5 374.9 337.6 287.6 235.7 199.3 161.7 136.3 83.5 34.4 29.1 25 22.8 19.5 16.3 13.9 11.5 8.9 4.5 3.4 2.3 2 1.8 1.5 1.2 1.2 .9 .6 .6 .5 .3 .3 .2 0 0 0 0 0 25.3 40.1 117.4 166.7 185.6 249.3 296.6 322.4 344.6 366.3 383.5 383.8 358.1 309.3 266.2 242.5 206.1 166.7 135.2 112.4 99.8 94.1 77.9 26.2 19 16.6 15.1 12.8 10.6 9.5 8.4 7.7 3.6 2.9 2.1 2 2 1.7 1.5 1.5 .9 .6 .6 .5 .3 .3 .2 0 0 0 0 0 25.3 31.4 144.6 147.9 205.9 247.7 308.3 321.2 340.1 349.4 341.6 326.3 291.2 239.1 185.3 156.2 134.8 113.8 97.5 84.4 69.5 71.6 71 32.3 10.7 9.8 9.6 9 8.4 8.6 8.7 8.6 3.6 3 2.4 2.2 2 1.8 1.5 1.2 .9 .6 .6 .3 .3 .3 .2 .2 0 0 0 0 25.3 30.1 138.4 115.3 207.3 242.7 287.1 316.4 317.4 301.2 283.2 254.7 224.1 195.2 156.6 117.4 87 71.1 63 55.3 50.6 41.2 42.2 26.8 6.8 5.4 4.7 4.3 3.9 3.8 3.8 3.5 2.6 2.3 2.1 2 2 1.8 1.2 .9 .6 .6 .6 .3 .3 .3 .2 .2 0 0 0 0 25.3 30.1 113.8 138.1 205.1 247.8 284.4 302.2 294.5 269.4 237.4 208.5 185.1 156 171.5 95.9 69 47.2 38.7 35.1 31.1 28.2 24.4 21.7 9 8.1 7.4 7.2 7.1 5.7 4.4 3.3 3 2.5 2 1.9 1.8 1.7 1.5 1.5 1.1 .6 .5 .3 .3 .3 .2 .2 0 0 0 0 25.3 34.4 126 160.5 253.1 315.8 325.3 311 292.1 262 230 201.2 179.7 166.3 150 138.4 112.9 86.8 58.6 50.6 49 52.6 49.4 45.1 15.1 10.2 8.7 8.3 7.8 6.6 5.4 4.1 2.9 2.3 1.8 1.7 1.7 1.4 .9 .9 .6 .6 .5 .3 .3 .3 .2 0 0 0 0 0 25.3 52.9 158.9 221.7 311.4 370.8 360.3 321.7 272.4 230.8 202 181.5 166.1 152.2 135.7 119.2 107.6 94.8 79.9 62.9 39.8 31.4 23.7 12.2 7.5 8.1 8.3 7.2 6.2 5.6 5 3.2 2.9 2.5 2.1 2 1.8 1.4 .9 .9 .6 .8 1.1 1.4 .6 .6 .3 .2 .2 0 0 0 25.3 54.6 151 234.2 320.5 362.7 351.5 327.7 317.4 293.9 258.4 203.8 164 137.5 121.8 114.6 100.7 87.7 64.2 49.1 35 30.4 35.6 28.3 22.3 13.3 9.3 7.5 5.7 5 4.2 3 3 3 3 2.7 2.4 1.5 1.5 1.5 1.2 2.1 2.4 2.1 .9 .6 .6 .3 0 0 0 0 100 0 0 0