TOSUKKI Multifunction Microscope Micrometer Calibration Ruler Slide, Micrometer Measuring Film Ruler,(Dot, Cross Line, Square, Net Grid Checkerboard)

TOSUKKI Multifunction Microscope Micrometer Calibration Ruler Slide, Micrometer Measuring Film Ruler,(Dot, Cross Line, Square, Net Grid Checkerboard)

TOSUKKI Multifunction Microscope Micrometer Calibration Ruler Slide，Microscope Reticle Micrometer/Microscope Calibration Grid/Microscope Camera Calibration Slide/Micrometer Ruler for Microscope

0.01mm Dot Crosshair Microscope Camera Slide Multifunction Plate Reticle Accurate Calibration Slide Ruler Stage Micrometer