Twin Filament Light Bulb
by Sheila Terry/science Photo Library
Title
Twin Filament Light Bulb
Artist
Sheila Terry/science Photo Library
Medium
Photograph - Photograph
Description
Twin filament light bulb, consisting of two filaments that are wired independently. This design is used in vehicle headlights (low beam and high beam options) rear lights (brightens on braking) and some indicator lights.
Uploaded
September 16th, 2018
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