★Research Microscope is the best instrument for observing internal features of gemstone; 

★Quartz glass oil box,XYZ three-dimensional motion platform, polarizer lens,optical fiber and etc are available;

★High performance and large zoom;6.5-45X(90X,180X) continuous zoom,Zoom ratio: 1:7 side zooming;                                                      

★Optical system adopt special image rotation prism group,sharp images,wide view field  and strong three-dimensional;                

★Working distance:100mm                                                  

★High view pointSWF10X wide-angel eyepiece;                                                                 

★Work normally in 100-240V and the illumination is steady.