Central Scientific / Gaertner Micrometer Slide Microscope W/ Metal Case

Gaertner Scientific 32 m/m EFL Micrometer Microscope

Gaertner Scientific Corp Microscope Slide Base Stand Model L360NS, USED.

Gaertner Cathetometer?

Vintage GAERTNER Scientific Chicago Micrometer Slide #1468P

WM GAERTNER & CO SCIENTIFIC MAKERS CHICAGO SPECTROSCOPE SCOPE PART SPECTROMETER

Microscope Stage Calibration Micrometer Slide USB Camera 0.01mm measuring ruler