Diameter 38mm to 27mm Thread Converter Adapter Ring For Trinocular Stereo Microscope C-Mount Adapter Ring 0.35X 0.5X 1/2 CTV

Diameter 38mm to 27mm Thread Converter Adapter Ring For Trinocular Stereo Microscope C-Mount Adapter Ring 0.35X 0.5X 1/2 CTV

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