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Featured 24 Aug www.alraed.com.sa/blog-detail.php?id=1

www.alraed.com.sa/blog-detail.php?id=1

- Spatial intensity distribution - Intensity distribution curve on the plane - Luminance limitation curve - Zonal flux - Glare grade - Luminaries efficiency - Effective beam angle - Upward luminous flux ratio - Down-ward luminous flux ratio - Total luminous flux - Effective luminous flux - Utilization factor - Electric parameter (voltage, current, wattage, power factor). - Meet the requirement of GB, CIE, IESNA