Multifaceted reflector - Wikipedia
Phase-out of incandescent light bulbs - Wikipedia
File:LED bulbs 2012.jpg - Wikimedia Commons
File:Tungsten halogen cycle halogen lamp.svg - Wikimedia Commons
Bi-pin lamp base - Wikipedia
File:Tungsten filament in halogen lamp.JPG - Wikipedia
Mogul lamp - Wikipedia
Halogen lamp - Wikipedia
Electrical Bulb - Key Stage Wiki
File:Halogen lamp macro 01.jpg - Wikimedia Commons
Light bulb | Home Wiki | Fandom
File:Light bulb icon.svg - Wikipedia
Incandescent light bulb - Wikipedia
How to Repair Your Halogen Lamp (with Pictures) - wikiHow
Electric light - Wikipedia
Solid-state lighting - Wikipedia
Halogen lamp - Wikipedia
Halogen lamp - Wikipedia
ETOPLIGHTING 5-Pack, 20 Watt MR11 Halogen Bulb, 2 Pin, 120V 20W Flood Long Life, 5 X MR11-120V-20, VPL1251 - - Amazon.com
File:Philips LED bulbs.jpg - Wikimedia Commons
