Tungsten filament lamp construction & its working principle | Incandescent
Estimation of the filament temperature of an incandescent lamp from an energy balance in steady-state conditions | SpringerLink
Types of light bulbs and lamps set in doodle style. Vector icons collection of electric lighting fixtures. Incandescent, energy-saving, LED and fluorescent lightbulbs infographic on a blue background. 8028342 Vector Art at