Leica Microscope PH1 Phase Ring Retrofit Compatible

27mm Phase Contrast PH3 Ring for Leica Microscope Retrofit Compatible

Leica DM Microscope Condenser Large Phase Annulus Light Ring PH2 S70 & PH3 S23

Leica Microscope PH3 Phase Ring Retrofit Compatible

27mm Phase Contrast PH2 Phase Contrast Anullus for Leica Microscopes

Leica DM Microscope Condenser Phase Annulus Light Ring PH1-S70, PH2-S23, PH3-S1

27mm Phase Contrast PH1 Ring for Leitz Microscope Retrofit Compatible

Phase Contrast Set 27mm Diameter Compatible w/ LEICA Microscope