Compatible Leitz Microscope Dark field Set w/ Aluminum 6061 slider

36mm Microscope Darkfield/Oblique Set . Will Fit some Olympus BX or Eq.

Microscope Darkfield Set of two 27mm Insertion Diameter will fit Leitz / Leica

LEICA LEITZ GERMANY DMRB CONDENSER 501012 MICROSCOPE PART AS PICTURED T7-A-89

Leitz HM Lux Microscope Condenser Darkfield Light Ring Diaphragm DF/57 513550

Leitz Darkground/ Darkfield Condenser Instruction Microscope Manual on CD-L0158

Microscope Darkfield Set of two 35mm diameter

Vintage Spencer Buffalo Darkfield Microscope Condenser 1.15 to 1.25 SL TH Cased