TAM ENERGY
U.S. Energy Information Administration - EIA - Independent Statistics and Analysis
HID vs. LED Grow Light Comparison - California LightWorks
How to Convert Lumens to Watts? -
New XLamp® CMB LEDs Deliver High Lumen Density & More Lumens Per Watt - Cree LED
Great Value LED Frosted A23 Light Bulb Type 30 Watts Medium Base Non Dimmable 1 Pack - Walmart.com
GE Relax LED Light Bulbs, 60 Watt Eqv, Soft White, A19 General Purpose, 4pk - Walmart.com
Westgate CL-EHL-12-27W-MCTP-E26 12-27 watt adjustable CCT & wattage LE – Lighting Supply Guy
Optics & Photonics News - The Quest for Lumens per Watt
LED Lumens To Watts Conversion Chart - The Lightbulb Co. UK
GE Ultra Bright 150-Watt EQ A21 Soft White Medium Base (e-26) Dimmable LED Light Bulb in the General Purpose LED Light Bulbs department at Lowes.com
led - What is the theoretical limit of lumen/watt for lighting systems? - Electrical Engineering Stack Exchange
36 Watt LED Corn Bulb - Aries III Series - 4,900 Lumens - 50
lumens per watts, for LED lamps, Gooseneck LED lamp, LED lamps
Here are some lumen per watt (LPW) targets for common LEDs
