3 Inch Antique brass microscope objective lens in canister. RMS thread.

1/2 Inch Antique brass microscope objective lens. Andrew Ross. Dated 1852.

36TPI/RMS Threaded Microscope Objective to Camera Lens Adaptor 10Sizes Available

0.5X C mount microscope adapter CCD Camera Eyepiece Lens with 30 30.5mm Adapter

Leitz Wetzlar 5x/0.09 Microscope Objective Lens RMS Threading

Vintage Bausch & Lomb Three Objective Lenses Monocular Microscope Not Tested

HIGH QUALITY DIN Microscop Objective for Biological Microscopes, 4 to Choose

Leitz Wetzlar 170mm NPL Fluotar 6.3/0.20 P RMS Objective Lens w/ Mount