about this item:

Specification

Trinocular Microscope Model No.LBM-F22

Achromatic Objectives            4X、10X、40X（S）、100X（S、Oil）               

Eyepiece              Wide Field Eyepiece :（WF16X optional）

Viewing head          Compensation Free Trinocular Head  

Stage                   Double Layer Mechanical Stage Size 125X135mm    

Focusing               Coaxial Coarse and Fine Adjustment,Focusing Range 30mm,Focusing Interval 0.002mm       

Condenser           Abbe NA=1.25 with lris Diaphragm&Filter  

IIIumination         Halogen Lamp 220V/6V20W or 110V/6v20W ； (LED lamp optional)