Welljun Portable metallography microscope BJ-A

Name: Welljun Portable metallography microscope BJ-A
Brand: Welljun
Availability: OutOfStock

Product ID: 54837618

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Description

Description BJ-A type is a portable metallography microscope,but the institutional framework of different metal and alloy needing to distinguish when it is unable to make samples to be used in the on-the spot material is appraised live.can apply to carrying on analysis and research and qualificationof the metal material in the metallography testing laboratory of the factor extensively.and the analytical work of metallography institutional framework after dealing with the material.can also used in jade article,pottery,bronze ware surface observation of the institutional framework analyze. Technical parameters 1.Objective: Magnification/Numerical/Working distance Achromatic: 10X/0.25N.A/7.3mm Vertical: 40X/0.65N.A/0.5mm 2.Plan eyepiece: (Magnification/Diameter field) 10X/Φ6mm, 12.5X/Φ3mm 3.Total magnification: 100X~500X 4.Mechanical tube length: 160mm 5.Focusing range: 25mm 6.Supply voltage: 3.6V 7.The instrument size: 230×110×70mm(H×L×W)

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