is 398.21 KB, has a resolution of 900x900 pixels and was uploaded on April 19, 2021 @ 10:37 am by user: paulinger. It is filed under the tags: electric light, qmax, edison screw, reflector, luminous efficacy. Click the blue button at the top to freely download: Dragonfly Edison Screw Lumen Incandescent Light Bulb Luminous Efficacy Electric png.