technique Sauvage Occlusion 280 lumens en watt trahison Données Tom Audreath
Satco Lighting S3847 Clear Single 40 Watt Dimmable Candelabra (E12) Incandescent Bulb - 280 Lumens and 2700K - LightingDirect.com
Lumen to Watt Comparison - Energy vs Brightness
GE LED Light Bulb, T4, Warm White, Frosted, Non-Dimmable, 280 Lumens, 3- Watts | Killingworth True Value
Haian Support R14 LED Bulb E17 Mini Reflector Floodlight,4 Watt 280 Lumens,25 Watt Incandescent Equivalent,R14 E17 LED Light Bulb Non-dimmable 6500K Cool White (4 Pack) - - Amazon.com
LED Area Light | Adj Watt 240W/260W/280/310W | 47430 Lumens | 5000K | – Nothing But LEDs
Lumen to Watt Comparison - Energy vs Brightness
Lumens to Watts Conversion Chart for LED Bulbs
Maxim Lighting Path 280-Lumen 4-Watt Brushed Aluminum Line Voltage Hardwired Integrated LED Outdoor Path Light (3000 K) in the Path Lights department at Lowes.com
Ledrise - High Performance Led Lighting Luminous Efficacy and Useful Lumens: A Comprehensive Guide to Efficient Lighting Design