http://nikonrumors.com/2013/01/29/sigma-30mm-f1-4-dc-hsm-lens-for-nikon-dx-cameras-announced.aspx/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+NikonRumors+%28NikonRumors.com%29&utm_content=FaceBook
不知道這顆鏡頭的材質是否和35mm F1.4一樣？有請神人翻譯！
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