| http://www.w3.org/ns/prov#value | - In other words, in the case that the water repellency and the oil repellency are realized by fluid materials in the lubricant layer formed on the surface, a layer resulting from exudation of water repellent and oil repellent agents, which are previously added to the material of the light-transmitting layer, to the surface, and other layers even if the water repellency and the oil repellency are hi
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