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公开(公告)号:WO1994029680A1
公开(公告)日:1994-12-22
申请号:PCT/GB1994001264
申请日:1994-06-13
IPC分类号: G01G19/00
摘要: A device for assisting in measuring or visually estimating the weight of precious stones, comprising an open ended (16) tubular body (8) which is of suitable internal diameter to fit slidably over the body of a conventional jeweller's "loupe" (2) and which is axially slotted to accommodate the shape of the body (8) of the loupe (2). The other end carries a transparent scale or graticule (24) through which the article to be measured is then viewed, with the aid of the lens (6) of the loupe (2).
摘要翻译: 一种用于辅助测量或视觉估计宝石重量的装置,包括具有合适内径的开口(16)管状体(8),以可滑动地配合在常规珠宝商的“放大镜”(2)的主体上,以及 其轴向地开槽以适应放大镜(2)的主体(8)的形状。 另一端带有透明的刻度或刻度(24),借助于放大镜(2)的透镜(6),通过该透明刻度或刻度(24)可以观察待测物品。