LEDs Will Get Even More Efficient: Cree Passes 300 Lumens Per Watt

Cree announces a new record: 303 lumens per watt.

Light recycling tech could save incandescent bulbs from obsolescence

Cree Lighting, B11 Clear Glass Filament Candelabra 75W Equivalent LED Bulb, 700 lumens, Dimmable, Daylight 5000K, 25,000 hour rated life, 90+ CRI Good for Enclosed

7 Key features you should know about LED Grow Lights

Larson Electronics 300 Watts LED Work Area Light- 60 LEDS - Quadpod Mount - 200 ft cord - 12

Cree Announces New Efficacy Record in Lab: 231 Lumen Per Watt — LED professional - LED Lighting Technology, Application Magazine

Cree Study Shows LED Lighting is Best Bet for Energy Efficiency — LED professional - LED Lighting Technology, Application Magazine

Feit Electric 300-Watt Equivalent Oversized High Lumen Daylight (5000K) HID Utility LED Light Bulb (1-Bulb) T100/4000/5K/LEDHDRP - The Home Depot

Feit Electric LED 40W (300W Equiv.) Daylight White Multi-Directional Panel Garage Light Bulb, E26

SMD LED Chips Characteristics Comparison: Size, Power, Efficacy