0.7-4.5x 10a zoom lens for video microscope 

EyepieceStandardAuxiliary Objective0.5XAuxiliary Objective2XW.D.100mmW.D.198mmW.D.46mmMAG.FOVMAG.FOVMAG.FOV0.35X0.245X230.1225X460.49X11.61.575X30.7875X73.15X1.70.5X0.35X17.60.175X350.7X8.82.25X2.71.125X54.5X1.31X0.7X90.35X17.61.4X44.5X1.62.25X39X0.71MagnificationStandard:0.3.5X--2.25X,EyepieceStandard:0.5X,Multi-layer coating technology to obtain high-definition, high-contrast images, naturally restore the true color of the observed objectOptional Eyepiece0.5X,0.35X,1XObjectives0.7X-4.5X Zoom、Ratio:6.4:1Auxiliary ObjectiveOptional  0.5X,2.0XFocusing10A-A1 Holder,Range 62mm,Mounting ApertureФ50mmBaseB3 Base ,optional other base, see the base partsIlluminationOptional various fluorescent and LED ring lights, see the external light source partsCamera MountC/CS Mount Camera…