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首頁 > 圖片大全 > 物品物件 > 精致的放大鏡圖片 11張

精致的放大鏡圖片(11張)

小鵬　2018年11月26日上傳 / 本圖集共有 11 張圖片

介紹

放大鏡定義：放大鏡(英文名稱：magnifier)：用來觀察物體微小細節的簡單目視光學器件，是焦距比眼的明視距離小得多的會聚透鏡。物體在人眼視網膜上所成像的大小正比于物對眼所張的角(視角)。

所屬小分類

蓝姐平码三中三论坛

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