concave lenses 中文意思是什麼
concave lenses
解釋
凹透鏡-
Our " standard " product line includes cylindrical lenses, lenses, plano - convex cylindrical lenses, plano - concave cylindrical lenses, spherical lenses, aspherical lenses, prism, filter, window, achromatic lenses and reflector etc
我們的生產包括:柱面鏡球面鏡非球面鏡棱鏡平鏡膠合鏡透鏡反射鏡濾光片偏光鏡等。 -
The ancient greeks used lenses or concave mirrors to concentrate the sun ' s rays and burning glasses were also used by mexican aztecs and the chinese
古希臘人使用透鏡或凹面鏡聚集太陽光線並且這種方法也被墨西哥阿芝臺克和中國人使用。
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