Feature

●Diameter of annular ring holding microscope head: (40mm or 50mm).
●Diameter of opening for stand post (arbor): (22mm).
●Microscope moveable stage is made of high quality plastic and metal, long serving life.
●It is a microscope accessories, great replacement for the broken one.
●We find this sophisticated and sturdy binocular compound microscope is very conducive to students education in high school and university.

Description

Model Number: 40MM/50MM
Product Type: Microscope Arms
Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering!