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放大镜是集邮者鉴别邮票必备的常用工具,通过使用放大镜鉴别邮票可以得到邮票的不少有效信息:一是在放大镜观察下加配一条1.5厘米的钢板(笔)尺,就能够测量出邮票的票幅规格是多少,知道了每枚邮票的准确票幅,也就知道了邮票图案四周应有多宽的边幅;二是可以测量邮票上的文字和图纹、网点大小、线条的字距、形状、长短等。通过放大镜,我们可以更好地欣赏邮票,区分邮票的版别,或是对邮票进行套印刷色等方面的真伪鉴定。放大
A magnifying glass is a commonly used tool for stamp collectors to identify stamps. Many valid information on stamps can be obtained by using a magnifying glass to identify stamps. The first is to add a 1.5 cm steel (pen) gauge to the magnifying glass to measure the stamps How many pieces of specifications, know the exact stamp of each stamp, also know how wide the stamp pattern should be around the edge; Second, you can measure the stamps on the text and graphics, network size, line kerfs, shapes , Length and so on. Through the magnifying glass, we can better appreciate the stamps, distinguish the stamp version, or set the stamp on the stamp color and other aspects of the authenticity. enlarge