Making Year: Shang Dynasty

　　Material: Copper

　　Specification: Diameter: 11．8，Thickness: 0．2 Cm，Weight: 200g

　　Introduction:

This copper mirror is the earliest mirror in China the purposes is as a mirror. There are only 7 mirrors we have known, and two Qijia Culture mirror, five are Shang Dynasty. While this mirror decorated multiple shapes on the background, shapes filled with inter-intensisve short straight, varying form of external radiation like light. Another four mirrors geometry texture theme decorations. Early mirrors had thin body and did not form a unified shapes.


While this Mirror slightly protruding on the surface, which will makes people narrow and all into the mirror. Note the artisans aware of the scientific principles grating. While this concave mirror is 1000 years early than the history, the study has important value in the history of mirrors.
http://www.tvsc.cn/zhonghuaxen/jszdnr.php?newsid=3669