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.
Lumen is a unit of light, which is also known as Luminous flux. Lumens (LM) are a measurement unit, which tells what the total amount of light emitted from a flashlight or headlamp. You can roughly say that the more Lumens the brighter the light. When we test and compare our products, we use Lumens to see the total amount of light output.