Microscope Phase Contrast Rings 32mm Diameter

31mm Diameter Circular Oblique Illumination – COL - Microscope Filter Set

Microscope 32mm Set of Eight Rheinberg Center Stop Filters - Very Exciting Views

Compatible Leitz Microscope Dark field Set w/ Aluminum 6061 slider

1" (~25mm) Diameter Microscope Optical Diffuser Flashed Opal.

Microscope Greases Kit Nye Synthetic Rheolube 362HB & 368AXF (12.5 Gram Each)

Optical Color Filter 32 mm Diameter for Biological Microscope Green Blue Yellow

32mm Green Filter for Phase Contrast Microscopes - 520nm HD Optical Glass