Description: 0.5X 0.7X Auxiliary objects lens For Stereo Zoom Microscope, assisted Objective Lens for Trinocular Stereo Zoom Microscope, 0.5X 0.7X Barlow Auxiliary Objective Glass Lens RELIFE 0.5X 0.7X assisted objects lens Auxiliary for Stereo Zoom Microscope Option: 0.5X 0.7X Magnification Power, Doubling Total Magnification power of your Microscope and reduce the focus length100% RELIFE ORIGINAL M-21 0.5X/ M-22 0.7X Auxiliary Lens1 x 0.5X Microscope Auxiliary Objective Lens(Working Distance 165 mm)1 x 0.7X Microscope Auxiliary Objective Lens(Working Distance 120 mm)
