160mm Tube Length Achromatic Objective Lens 20.2mm Silver Copper Parts RMS

Precision Copper Core Microscope Objective Lens for Biological Microscope

Precision Copper Core Achromatic Microscope Objective Lens 195X Magnification

195 Microscope Objective 4X 10X 20X 40X 60X 100X Achromatic Objective Lens

160mm Tube Length Achromatic Objective Lens Accessory Silver 20.2mm RMS Lens

Laboratory Biological Microscope Objective Lens Precision Copper Core 20.2mm

Precision Copper Core Achromatic Microscope Objective Lens for Biological Use