1600X Binocular Digital Microscope 1.45mm Din Achromatic Objective:4X,10X,40X( ... ),100X 2.Digital USB 3.LED 4.Reasonab Pric 1600X Binocular Digital Microscope1. 45mm DIN Achromatic Objective:4X,10X,40X(S ... -Scope Eyepiece:WF10X;WF16X3.Total Magnification:40X-1600X4.Articulated Free Binocular Head,Interpupillary Distance:55-75mm;30º Inclined,360º Rotatable Double ...