LEITZ λ/4 Accessory Plate Polarizing Microscope λ/4 Mica Compensator

LEITZ Microscope compensator Color patch board Polarized microscope accessories

LEITZ Polarized Microscope Accessories - Rotating Stage Circular stage WETZLAR

Polarizing microscope complement 1/4λ Effect changes Compensation wave plate

Leitz Microscope 12x4mm Quarter Wave Birefringence Compensator

Leitz Microscope Accessories Polarization compensator Adjustable plug-in board

LEITZ WETZLAR microscope Falling shot accessories adjustable

LEITZ/LEICA Polarized microscope adjustable compensator 0-315 ORTHOLUX II POL BK