Here are some lumen per watt (LPW) targets for common LEDs
Wattage vs Lumens: Know the Difference for Better Lighting
Lumen to Watt Comparison - Energy vs Brightness
LED Lighting - Watts vs. Lumens
Lumen Watt táblázat - OPTONICA LED® Világítástechnika Webáru
How to Convert Lumens to Watts? - LedsMaster LED Lighting
Comparing Lumens to Watts in Incandescent Bulbs – Ivins Night Sky
The Ultimate Guide To Lumens and Lighting - Lighting Style
Wattage vs Lumens: Know the Difference for Better Lighting
How to Convert Lumens to Watts? -
Lumens vs Watts: What's The Difference? - Moonlight Design
How To Chose LED Bulbs | Kelvin, Lumens, & Watts EXPLAINED! - YouTube
How many lumens do I need for reading? — Light My Nest
LED Lumens To Watts Conversion Chart - The Lightbulb Co. UK | Energy saving light bulbs, Saving light, Save energy
Comparing Lumens to Watts in Incandescent Bulbs – Ivins Night Sky
Watts the Difference between Lumens, Watts, and Kelvin?
How many lumens is equivalent to a 100 watt light bulb? - Westlake Ace Hardware
Estimating LED Lumens for Your Space | Roberts Electric
Lighting Inc |Watts vs. Lumens | Lighting, Inc.
Compare lumens to watts | Any-lamp
Lumens to Watts Conversion Chart for LED Bulbs
How to Choose the Right LED Lightbulb - CNET
Lumens v Watts — The Worm that Turned - revitalising your outdoor space
New XLamp® CMB LEDs Deliver High Lumen Density & More Lumens Per Watt - Cree LED
Lumen to Watt Comparison - Energy vs Brightness
