![Bright Source 40w E40 LED Corn Light Bulb 6000k Daylight (5,200 Lumen) 140 Lumens Per Watt, 360° Beam Angle, Replaces Metal Halide/Son/HID/HPS for Parking, Stadiums, Warehouse & Factory : Amazon.co.uk: Lighting Bright Source 40w E40 LED Corn Light Bulb 6000k Daylight (5,200 Lumen) 140 Lumens Per Watt, 360° Beam Angle, Replaces Metal Halide/Son/HID/HPS for Parking, Stadiums, Warehouse & Factory : Amazon.co.uk: Lighting](https://m.media-amazon.com/images/I/71HRTO1h-CL._AC_UF894,1000_QL80_.jpg)
Bright Source 40w E40 LED Corn Light Bulb 6000k Daylight (5,200 Lumen) 140 Lumens Per Watt, 360° Beam Angle, Replaces Metal Halide/Son/HID/HPS for Parking, Stadiums, Warehouse & Factory : Amazon.co.uk: Lighting
Paragon Lighting Myanmar - Understanding LUMENS PER WATT RATING Like kilometer-per-liter (of petrol) in a car, the LUMENS-PER-WATT RATING indicates how much light that a particular bulb produces per watt of power
![Lighting – Lumens per watt Lamp typeLumens per watt Incandescent bulbs15 CFL60 Fluorescent tube HPSV100 – 150 Metal Halide lamps120 LPSV183 Light. - ppt download Lighting – Lumens per watt Lamp typeLumens per watt Incandescent bulbs15 CFL60 Fluorescent tube HPSV100 – 150 Metal Halide lamps120 LPSV183 Light. - ppt download](https://slideplayer.com/1673769/7/images/slide_1.jpg)