Edmund Optics 2.5mm Diameter, Sapphire Ball Lens new old stock

Edmund DIN 40 0.65 Objective Lens

195 Objective Lens Black 195 Precision Copper Core 4X/10X/20X/40X/60X/100X

Objective Lens 20.2mm Black Precision Copper Core 4X/10X/20X/40X/60X/100X

Stereo Microscope Objective Lens Auxiliary Extender Attachment

Edmund Scientific Achromatic Lens-Tech. Spec. 12.5mm X 40 F.L.-CTD.

New Edmund Scientific Plano Convex PCX Lens 40mm Diameter 571mm Focal Length

Edmund Optics 3.0mm Diameter, Sapphire Ball Lens new old stock