0.3X 0.5X 0.75X 1.5X 2X Auxiliary Objective Barlow Lens 42mm Stereo Microscope

0.3X 0.5X 0.75X 1.5X 2X Auxiliary Objective Barlow Lens 48mm F Stereo Microscope

0.3X 0.5X 0.75X 1.5X 2X Auxiliary Objective Barlow Lens 42mm F Stereo Microscope

UNITRON Plan 1x/WD 68 Microscope Objective Lens for Stereo Microscope

4ZONE 144 LED Microscope Illuminator NIKON SMZ645 SMZ745 SMZ800 SMZ1000 SMZ1500

WD 0.5X 0.7X 2X Auxiliary Objective Lens Barlow Lens for Nikon Stereo Microscope

Unknown microscope phototube adapter Auxiliary Objective Lens connector