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Factory Direct Sales 65mm Crank Magnifier 5 Times Magnifying Glass High Power Reading Magnifier

厂家直销65mm曲柄放大镜 5倍放大镜 高倍看书放大镜

  • EXW Price: Min. order:
    ¥2.6
    ≥240/piece
    ¥2.5
    ≥1200/piece
    ¥2.4
    ≥2400/piece
  • 240 piece
  • Exchage Rate 1 CNY ≈ 0.142 USD
  • Stock num 999999 piece
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  • Description

3044736196_2070516381

31WN$MBI3V[W$E1Q~IVDL30

鉴定范围:瓷器的内部气泡和开片,珠宝的内部结构,字画的纸张纤维、老印泥与纸张的关系,青铜器的真假锈结构,银元的铸工真伪,邮票、纸币的印刷真伪等办公、家居、印刷、医院、集邮等。

【使用方法】:右手持放大镜,使得镜头与视线平行,左手拿着需要观看的物体对着光光慢慢靠近镜头,在移动被鉴定物体时候找适合的观察位置,效果就十分明显了

 

鉴定范围:瓷器的内部气泡和开片,珠宝的内部结构,字画的纸张纤维、老印泥与纸张的关系,青铜器的真假锈结构,银元的铸工真伪,邮票、纸币的印刷真伪等办公、家居、印刷、医院、集邮等。

 

【使用方法】:右手持放大镜,使得镜头与视线平行,左手拿着需要观看的物体对着光光慢慢靠近镜头,在移动被鉴定物体时候找适合的观察位置,效果就十分明显了

Update time:20220307234118


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