40X-1000X Professional Polarizing Binocular Microscope for Life Science, Geology (BM-2005BP) 

1. 45mm DIN Achromatic Objective: 4X,10X,40X(S),100X(S, Oil)
2. Wide Field Plane-Scope Eyepiece: WF10X,WF16X(Optional)
3. Total Magnification: 40X-1600X
4. Articulated Free Binocular Head,Interpupillary Distance:55-75mm;30º Inclined,360º Rotatable
5. Revolving Round Stage: Ø160mm
6. 360ºRotatable and Graduated 1ºIncrements,Minimum Resolution 6'
7. Ø2-Ø30mm Iris Diaphragm And Ø32 Filter; ABBE Condenser:N.A.1.25; 
8. Coaxial Coarse And Fine Focusing Adjustable; Mechanism:14mm,Precision:0.01mm
9. Rotatable Analyzer with Graduation 0º-90º,Sliding out of Optical Path
10. Optical Compensator:λSlip(first class red),1/4λSlip
11. Polarize: On the light collector, 360º Rotatable 
12. Built-in Adjustable Brightness LED Lamp 1W