Bausch & Lomb 30mm 0.09 3.5x Microscope Objective Lens

Bausch & Lomb 10x 16mm 0.25 N.A. Microscope Objective

Bausch & Lomb 30mm 0.09 3.5x Microscope Objective Lens

Bausch & Lomb 10x / .25 / 16mm divisible microscope objective lens

Bausch & Lomb Microscope with Two Objectives 10x, 43x

Bausch & Lomb Microscope Objective Lens 43x USA 4mm 0.65

Vintage Bausch & Lomb Binocular Microscope W/ Original Box and Accessories

Bausch & Lomb 43x 4mm 0.65 Microscope Objective Lens