Speculum (other)
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Speculum (other)
The term speculum, Latin for "mirror", and its plural specula, may refer to: * ''Speculum'' (journal), a journal of medieval studies published by the Medieval Academy of America * Speculum (medical), a medical tool used for examining body cavities * Speculum feathers, the secondary feathers on the inner part of a duck's wing which are often brightly coloured * Speculum literature, a medieval genre * Speculum metal, an alloy containing copper and tin used for making all-metal mirrors * "Speculum", a song by Adema from ''Adema'' (album) See also * *Specula (other) *Spiculum A spiculum is a late Roman spear that replaced the pilum as the infantryman's main throwing javelin around 250 AD. Scholars suppose that it could have resulted from the gradual combination of the pilum and two German spears, the angon and the beb ...
, a Roman weapon {{disambiguation ...
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Mirror
A mirror or looking glass is an object that Reflection (physics), reflects an image. Light that bounces off a mirror will show an image of whatever is in front of it, when focused through the lens of the eye or a camera. Mirrors reverse the direction of the image in an equal yet opposite angle from which the light shines upon it. This allows the viewer to see themselves or objects behind them, or even objects that are at an angle from them but out of their field of view, such as around a corner. Natural mirrors have existed since prehistoric times, such as the surface of water, but people have been manufacturing mirrors out of a variety of materials for thousands of years, like stone, metals, and glass. In modern mirrors, metals like silver or aluminium are often used due to their high reflectivity, applied as a thin coating on glass because of its naturally smooth and very Hardness (materials science), hard surface. A mirror is a Wave (physics), wave reflector. Light consis ...
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