Stage Micrometers

These are reticle scales centered and mounted on 1" x 3" slides. Designed for the routine calibration of microscope eyepiece reticles and objective powers, especially when interchanging objectives or eyepiece reticles between microscopes. Model #36-121 is 1mm thick on clear glass slides with 10mm glass disc; all others are 1.5mm thick with black anodized aluminum slides and 12.5mm clear aperture for 16mm diameter glass disc. Model #36-121 does not have numbered scales.