计算溶液所需的质量、体积或浓度。
圆筒式放大镜
有货
只有 %1 左
规格:放大倍率:10×;镜片直径:30mm
采用光学组合镜片,放大倍率高,清晰度好,无色差.适用于纺织、印刷业、电子业、集邮、珠宝鉴定等.
● 材质:ABS镜片
● 颜色:黑色
● 高品质光学玻璃镜头
● 携带方便,操作简单
规格:放大倍率:10×;镜片直径:30mm
采用光学组合镜片,放大倍率高,清晰度好,无色差.适用于纺织、印刷业、电子业、集邮、珠宝鉴定等.
● 材质:ABS镜片
● 颜色:黑色
● 高品质光学玻璃镜头
● 携带方便,操作简单
Specification: Magnification:10×;Lens Diameter:1.18 in.(30mm)
Combination of optical lenses,high magnification,clarity is good,no color is suitable for textile, printing,electronics,stamp collecting,jewelry identification.
● Material:ABS lens
● Color:black
● Professional grade glass optics
● Comes with reticle scale,Pre-focused for quick,easy viewing