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Bronze mirrors were produced in China from Neolithic times until Western glass mirrors were brought to China. Bronze mirrors were usually circular, with one side polished bright, to give a reflection, and the reverse side normally decorated in cast relief in early examples, later on sometimes inlaid in precious metal. They generally had a knob ...
Confederate monument made of white bronze in Floyd, Virginia. White bronze is a white-coloured alloy. Examples of various alloys composed of copper, tin and zinc or composed of zinc, copper, aluminum and magnesium. [1] [2] A modern composition contains 55% copper, 30% tin and 15% zinc. [3] A 1904 patent for "white bronze" is composed of 86% ...
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Large speculum metal mirrors are hard to manufacture, and the alloy is prone to tarnish, requiring frequent re-polishing. However, it was the only practical choice for large mirrors in high-precision optical equipment between the mid-17th and mid-19th centuries, before the invention of glass silvering.
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white background: 21:38, 25 August 2006: 1,492 × 1,281 (11 KB) Icey (talk | contribs) === Description === A diagram representing a convex mirror, which shows its focus, focal length, center of curvature, and the principal axis. It enables the viewer to visualize how the mirror looks and functions. It shows where the mirror reflects
A Shinjū-kyō (神獣鏡, "deity and beast mirror") is an ancient type of Japanese round bronze mirror decorated with images of gods and animals from Chinese mythology. The obverse side has a polished mirror and the reverse has relief representations of legendary Chinese shén ( 神 "spirit; god"), xiān ( 仙 "transcendent; immortal"), and ...
New Aranmula Kannadi Aranmula kannadi Aranmula kannadi in its raw, unpolished form Aranmula kannadi in various etched brass frames on display. Aranmula Kannadi, meaning the Aranmula mirror, is a handmade, metal-alloy, first surface mirror made in Aranmula, a small town in Pathanamthitta in the state of Kerala, India.