Here are some lumen per watt (LPW) targets for common LEDs
How to Choose the Right LED Lightbulb - CNET
LED 70W Metal Halide Replacement Parking Lot Light Bulbs - 18 Watt - 2700K - Medium Base - 100-277 volts
What are Lumens? | Integral LED
GE Lighting LED Night Light Bulb (0.5 Watt), 3 Lumen, C7 Light Bulbs with Candelabra Light Bulb Base, 2-Pack LED Small Light Bulbs, Clear, 8.6-Year Life, (13887) - - Amazon.com
Pinegreen Lighting 500-Watt Equivalent 10000 Lumens E26 LED Cob Light Bulb Daylight (5000K) (1-Bulb) CL-CB100 - The Home Depot
Lumen to Watt Comparison - Energy vs Brightness
Lumen en kleurtemperatuur - Verlichtingpaleis
Guide | Lumens, Watts & Voltage - Bulb Basics
Lumens to Watts: The Key to Buying Replacement Light Bulbs - Ideas & Advice | Lamps Plus
Tips bij het kopen/gebruiken van LED lampen
Estimating LED Lumens for Your Space | Roberts Electric
Blogpost 06 | Wat(t) zegt Lumen ?
Verschil tussen lumen en watt Adviescentrum, PartsNL
Lumens vs Watts: What's The Difference? - Moonlight Design
Feit Electric 300-Watt Equivalent Corn Cob High Lumen Daylight (5000K) HID Utility LED Light Bulb (1-Bulb) C4000/5K/LEDG2/HDRP - The Home Depot
Lumens v Watts — The Worm that Turned - revitalising your outdoor space
How do watts compare to lumens? - Quora
Lumen versus watt: wat is het verschil? - LED.GENT
LED Lumens To Watts Conversion Chart - The Lightbulb Co. UK
Watts the Difference between Lumens, Watts, and Kelvin?
Lumens and Watts - Prolite Lamps
Comparing Lumens to Watts in Incandescent Bulbs – Ivins Night Sky
18 Watt LED Corn Bulb - Aries S Series - 2,430 Lumens -4000K
60 Watt E39 LED Light Bulb - 6,900 Lumens- 4000K -33-147
Watts vs Lumens - Ahuva Lighting
Lumens to Watts Conversion Chart for LED Bulbs
