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Mirror The Application Of Glass Mirror
- Sep 25, 2017 -

Mirror The application of glass mirror

Ancient with obsidian, gold, silver, crystal, copper, bronze, polished and polished into a mirror. In 3000 BC, Egypt has used bronze mirrors for makeup. In the first century AD, there was a large mirror that could illuminate the whole body. Medieval popular with the comb on the ivory or precious metal box in the portable small mirror. From the end of the 12th century to the beginning of the 13th century, there was a glass mirror with silver or iron as the back. Renaissance Venice for the mirror center, produced by the mirror due to high quality and prestigious. 16th century invented the cylindrical method of making plate glass, and invented the use of mercury on the glass paste tin foil tin and mercury method, the metal mirror gradually reduced. The second half of the 17th century, France invented the use of pouring legal flat glass, made a high-quality large glass mirror. Mirrors and their borders are increasingly becoming interior. At the end of the 18th century, a large dressing mirror was made and used on furniture. Although the tin-mercury method is harmful to humans, it has been extended until the 19th century. In 1835, the German chemist J. von Leipig invented the chemical silver plating method, so that the application of glass mirror more popular.

China has a bronze mirror in 2000 BC. But the ancient multi-water photography, said the water of the bronze as a mirror. The Han Dynasty was renamed as a mirror. Han Wei bronze mirror gradually popular, and a whole body mirror. The original bronze mirror thin, round with a flange, the back of a decorative pattern or inscriptions, the back of the semi-circular button, to place the mirror, sessile, the formation of Chinese mirror unique style. Ming Dynasty into the glass mirror. Qing Dynasty Qianlong (1736 ~ 1795) after the glass mirror gradually popular. Japan and North Korea were originally introduced into bronze mirrors by China. Japan in the Meiji Restoration glass mirror began to spread.

Historical Origins

China's slavery society was in the early Bronze Age, people in the long-term practice of bronze smelting, understanding of the alloy composition, performance and use of the relationship between, and can manually control the copper, tin, lead ratio. Ancient book "Kao Gong Ji" recorded in the "gold has six Qi", that is, the six kinds of alloy ratio. Which last together: "gold, tin half, that the Kam of Qi Qi." Is the production of copper mirror with the ratio. "Kam" is the mirror, tin is higher, because the copper mirror grinding out the bright surface and silver and white color, but also need to have the casting performance to ensure that the pattern is meticulous. Our ancestors as early as 2000 years ago to produce a beautiful "light mirror", it can reflect the bronze mirror behind the beautiful pattern, thus causing great interest in the world. In order to solve the "light mirror" mystery, domestic and foreign scholars spent hundreds of years to explore the study, until modern times only to find that this is because the mirror in the manufacturing process, there is a slight curvature relative to the back of the pattern, Reflect the back of the pattern. This fully illustrates the ancient Chinese superb mirror technology and a good understanding of the light reflection characteristics.