First row : From left to right: the mounting distance of former five LED tunnel light is 6 meters , 30 meters irradiation ; the mounting distance of LED tunnel light at 6th , 7th, 8th row is 10 meters , the range of irradiation is 30 meters ; the mounting distance of the 9th LED tunnel light is 14 m , the range of irradiation is 30 meters is 14m ; the 10th light is 15 meters , the irradiation is 15 meters ; the lights were installed at 18 m / distance in the middle of the row , a total of which are 31 pcs, the range of irradiation is 558 meters ; the install pitch on the right side is the same as the left side，the total of which is 10pcs , the illuminated area is 89 m ; total length : 6 * 5 * 3 +14 +10 +15 * 1 * 1 * 1 +18 * 31 +15 +14 * 1 +6 +10 * 3 * 5 = 736 m , the total number of LED tunnel lights at a single row : 5 +3 +1 +1 +1 +1 +3 +31 +5 = 51

Second row : From left to right: the installation of a LED tunnel light is 3 m spacing in the tunnel on the far left of the tunnel mouth, ; the distance of 2,3,4,5 LED tunnel light installed is 6 meters , the range of irradiation is 24 m ; the installation distance of the sixth LED tunnel light is eight meters lights , illuminating 8 m range ; the 7,8 lamp is 10 meters , 20 meters irradiation ; the ninth LED tunnel light is 12 meters , irradiating 12 m range ; install the first 10 lamps from 14.5 m 14.5 m irradiation range ; the 11th lamp is 16.5 m and 16.5 m irradiation range ; the LED tunnel lamp was installed per 18 meters / light in the middle of the row, a total of which are 30pcs , irradiating 540 meters range ; mounting pitch on the right side is the same as that of the left side , a total of which are 11pcs LED tunnel light, the illuminated area is 1 meter; total length : 3 +6 * 4 * 2 +8 +12 +10 +18 +14.5 +16.5 * 30 +16.5 +14.5 +12 +10 +8 +6 * 4 * 2 +3 = 736 m , the total number of LED tunnel light at a single row : 1 +1 +1 +1 +1 +2 +4 +30 +1 +1 + 1 +2 +1 +4 +1 = 52

Require a total of 51 double +52 = 103 LED tunnel lights.Browsing http://www.lead-lighting.com/products/bid32-1.htm for more information about LED tunnel light.

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