# Source file: po-top.ies # Luminaire flux = 1325 lx, # 21.7 % of the bulb flux # between 75 and 90: 10.5 % of the luminaire flux # - this part causes just GLARE in case of road lighting and similar purposes # 80deg and above: max 14.6 cd/1000lm , 19.9 % of the luminaire flux # 90deg and above: max 10.8 cd/1000lm , 14.2 % of the luminaire flux # CutOff Type: IES_CutOff # Increase of Sky Luminance due to light going # from the luminaire difectly above horizon, as compared with the # luminance produced by the light dispersed from the ground: 334 % # Increase of Sky Luminance in Distant Places by light below 30.0 degrees # due to light going from the luminaire directly above horizon: 636 % # (for the zenith luminance such an angle suits places up to 10 km distance) # The increases concern the following situation: # Albedo = 0.10 # Zenith Extinction = 0.30 mag (i.e., direct light remaining 76 %) # Indicatrix type =0 (0: acc. to P.Cinzano, 4..6: CIE sky types) # (the downward-scattered part of lambertian uplight is 0.1108 then) # The following table gives luminous intensities which would be produced # using a hypotetic bulb giving a luminous flux of 1000 lm (i.e., cd/klm): # H: 0.0 15.0 30.0 45.0 60.0 75.0 90.0 #V: 0.0 16.3 16.3 16.3 16.3 16.3 16.3 16.3 2.5 15.9 16.1 16.0 16.1 16.1 16.2 16.0 5.0 15.4 15.7 15.7 15.9 15.8 15.9 15.7 7.5 15.4 15.8 15.8 16.1 15.9 16.0 15.7 10.0 15.9 16.3 16.3 16.6 16.4 16.5 16.1 12.5 16.7 17.2 17.0 17.4 17.1 17.3 16.9 15.0 17.4 17.8 17.6 18.0 17.8 18.0 17.6 17.5 17.9 18.2 18.1 18.4 18.2 18.3 18.0 20.0 19.3 20.4 20.0 20.9 19.9 20.1 19.2 22.5 22.9 23.3 23.1 23.9 22.8 22.5 21.9 25.0 23.3 23.8 23.5 23.1 23.0 22.8 22.2 27.5 25.1 27.1 26.4 27.1 26.2 26.2 24.0 30.0 32.9 36.2 37.0 39.2 36.6 35.0 31.7 32.5 39.7 43.3 45.8 48.3 45.9 42.9 39.2 35.0 45.8 51.5 54.8 57.9 54.8 50.9 44.9 37.5 49.4 53.6 58.1 60.8 58.2 53.0 48.1 40.0 48.1 52.0 56.0 58.8 56.1 51.7 47.1 42.5 47.1 50.2 54.1 56.4 54.5 50.1 46.5 45.0 45.6 47.9 51.9 53.7 52.2 47.7 45.1 47.5 44.0 46.4 50.3 51.9 50.7 46.4 43.7 50.0 42.7 45.6 49.2 51.3 49.8 46.0 42.1 52.5 40.9 45.5 48.5 50.7 49.0 45.6 40.1 55.0 38.7 44.3 47.1 48.8 47.7 44.2 37.7 57.5 36.3 41.8 44.3 45.7 44.9 41.3 35.0 60.0 33.2 37.5 40.0 40.5 40.1 36.5 31.8 62.5 29.6 31.9 34.4 34.8 34.3 31.1 28.4 65.0 26.0 27.4 29.5 30.1 29.3 26.6 25.2 67.5 22.8 23.7 25.5 26.3 25.3 23.0 22.2 70.0 20.1 20.7 22.5 23.1 22.2 20.1 19.5 72.5 17.7 18.1 19.6 20.2 19.5 17.5 17.0 75.0 15.5 15.8 17.2 17.8 17.1 15.3 14.9 77.5 13.8 14.2 15.5 16.0 15.3 13.7 13.2 80.0 12.4 12.9 14.1 14.6 13.9 12.5 11.8 82.5 11.2 11.8 12.9 13.4 12.9 11.5 10.6 85.0 9.9 10.9 11.9 12.4 11.9 10.5 9.2 87.5 8.9 10.3 11.3 11.8 11.3 9.9 8.2 90.0 7.8 9.2 10.3 10.8 10.2 8.9 7.1 92.5 7.3 8.5 9.2 9.6 9.2 8.1 6.7 95.0 6.7 7.4 8.1 8.6 8.2 7.2 6.4 97.5 6.4 6.8 7.5 7.9 7.5 6.7 6.1 100.0 6.1 6.5 7.1 7.5 7.1 6.4 6.1 102.5 5.7 6.0 6.5 7.0 6.6 6.0 5.7 105.0 5.5 6.0 6.5 6.9 6.6 6.1 5.5 107.5 5.8 6.6 7.1 7.7 7.2 6.7 5.9 110.0 6.7 7.5 8.1 8.9 8.2 7.6 6.7 112.5 7.5 8.0 9.0 9.8 9.1 8.5 7.7 115.0 5.3 5.4 6.0 6.2 5.9 5.1 5.1 117.5 4.6 4.9 5.2 5.8 5.3 4.9 4.6 120.0 2.6 2.5 3.0 2.5 3.0 1.8 2.1 122.5 0.9 1.3 1.2 1.4 1.2 1.3 0.9 125.0 1.1 2.3 2.2 2.3 2.3 2.3 1.0 127.5 1.1 2.5 2.5 2.5 2.4 2.4 1.0 130.0 1.2 1.8 1.9 1.9 2.0 1.9 1.0 132.5 1.0 1.3 1.3 1.3 1.3 1.2 0.9 135.0 1.2 1.3 1.3 1.3 1.2 1.2 1.1 137.5 1.6 1.7 1.6 1.6 1.6 1.7 1.6 140.0 2.1 2.2 2.1 2.2 2.1 2.2 2.1 142.5 2.8 2.9 2.8 2.9 2.8 2.9 2.8 145.0 3.5 3.7 3.6 3.7 3.6 3.7 3.6 147.5 4.2 4.5 4.4 4.6 4.5 4.6 4.4 150.0 5.1 5.3 5.3 5.6 5.4 5.6 5.4 152.5 6.0 6.3 6.3 6.6 6.4 6.6 6.4 155.0 6.7 6.9 7.0 7.1 7.0 7.1 7.0 157.5 6.6 6.7 6.8 6.8 6.8 6.8 6.8 160.0 5.6 5.6 5.7 5.7 5.8 5.7 5.8 162.5 4.1 4.0 4.1 3.9 4.0 3.8 4.0 165.0 2.2 2.0 2.2 2.0 2.1 2.0 2.1 167.5 1.3 1.3 1.3 1.3 1.3 1.3 1.3 170.0 1.1 1.1 1.1 1.1 1.1 1.0 1.0 172.5 0.9 0.7 0.9 0.7 0.8 0.7 0.8 175.0 0.7 0.7 0.7 0.7 0.7 0.7 0.7 177.5 0.7 0.7 0.7 0.7 0.7 0.7 0.7 180.0 0.6 0.7 0.7 0.7 0.7 0.7 0.7