Best Seller | Celestron Microscope Calibration Slide 44401 Celestron Microscope Calibration Slide For Calibrating Microscope Camera/Imager, 1mm Ruler with 0.01mm Subdivisions, Standard 1 x 3" Slide, Fits Traditional Microscope Stages, Can Be Used for Manual Measurement, Check Eyepiece/Objective Field of View... ... more Celestron Microscope Calibration Slide 44401 Celestron Microscope Calibration Slide For Calibrating Microscope Camera/Imager, 1mm Ruler with 0.01mm Subdivisions, Standard 1 x 3" Slide, Fits Traditional Microscope Stages, Can Be Used for Manual Measurement, Check Eyepiece/Objective Field of View... | | $13.95 go to store |