GE Lighting 45576 Relax HD LED (25-Watt Replacement) 200-Lumen Candle Bulb with Medium Base, Soft White Clear, 4-Pack, 4 Piece - - Amazon.com
200 Watt E39 LED Bulb - High Lumens - 4000K -Replacement for 400-750 w HID/HPS/Metal Halide or CFL - High Efficiency 120 Lumen/watt - LED Corn Light - - Amazon.com
Lumileds Drives Efficacy to Over 200 lm/W in Popular 2835 Package - LEDinside
Cree releases landmark 200 lumen-per-watt LED - ExtremeTech
200 Watt E39 LED Bulb - High Lumens - 5000K -Replacement for 400-750 w HID/HPS/Metal Halide or CFL - High Efficiency 120 Lumen/watt - LED Corn Light - - Amazon.com
Toward 200 Lumens per Watt of Quantum-Dot White-Light-Emitting Diodes by Reducing Reabsorption Loss | ACS Nano