Spencer Lens Co. HOM 1mm-1.8mm-N.A. 1.25-95x Objective Lens AO

Vintage Spencer Microscope Objective Lens Marked Buffalo NY

Bausch And Lomb Opt. Co. Oil 1.8mm 1.25 97x Microscope Objective Lens

Spencer Lens Co Microscope Objective 4 mm- NA 0.66-44x

Bausch & Lomb Opt.Co 32mm 0.10 Objective Microscope Lens FREE SHIPPING!

SPENCER LENS CO 16MM-N.A.0.25-10X MICROSCOPE OBJECTIVE RARE

AO Spencer HOM 1mm-1.8mm-N.A. 1.25-95x Objective Lens 573628 Vintage