LEITZ WETZLAR Quarz Wedge Compensator Wave Plate Slider 1-4 Ord. -NEEDS QUARTZ-

LOMO Microscope Polarising Retarder Plate Compensator 16x4 mm Red Quartz

16x4 λ/4-Mica Compensator Plate for polarizing pol microscope LOMO ZEISS LEITZ

27mm Phase Contrast Set for Leitz Microscopes Retrofit Compatible

16x4 λ/4-Mica Compensator Plate for polarizing pol microscope LOMO

LEITZ WETZLAR GERMANY CONDENSER TOP LENS POL MICROSCOPE PART AS PICTURED Q7-A-24

Polarizing Pol Filter for microscope fits LOMO ZEISS LEITZ

32mm Diameter Microscope Special Effects Filters, Zeiss, Lomo and many others.