The largest giant squid recorded by scientists measured 43 feet (12 meters) long, according to Smithsonian's National Museum of Natural History. Faked photo of a giant squid supposedly found In California. An image of a monster 160-foot-long (49-meter-long) giant squid made the social media rounds yesterday, but fear notâit's a hoax.
luminescence - light not due to incandescence; occurs at low temperatures. light, visible light, visible radiation - (physics) electromagnetic radiation that can produce a visual sensation; the light was filtered through a soft glass window.
Lumens are a measure of the total light emitted by a LED or flashlight (see Wikipedia article for more information on lumens). For scale, a 60-watt incandescent lightbulb produces 890 lumens, a 40-watt bulb is 460 lumens, and a pretty decent flashlight produces about 200 lumens. Lumens are sometimes measured at the emitter or out the front..