Laboratory Equipment & Services Information System by Centralized Laboratory Management Office (CeLMO)

The Olympus CX21 is a high-quality, binocular compound microscope designed for educational, clinical, and laboratory applications. It provides clear and bright imaging, making it ideal for routine biological examinations.

1. Pre-Use Preparation

✔ Place the Microscope on a Stable Surface – Ensure a vibration-free environment.
✔ Adjust Light Intensity – Turn on the LED illumination and set to comfortable brightness.
✔ Check Objectives & Eyepieces – Ensure lenses are clean and properly attached.
✔ Position the Slide – Place specimen slide on the stage and secure with stage clips.

2. Operating the Microscope

✔ Start with Lowest Magnification (4x or 10x) – Focus first before increasing magnification.
✔ Use Coarse Focus First – Slowly adjust for a rough focus.
✔ Switch to Fine Focus – Use fine adjustment knob for clear and sharp details.
✔ Change to Higher Magnifications if Needed – Rotate the nosepiece to 40x or 100x.
✔ Use Immersion Oil for 100x Objective – Apply a drop of oil on the slide for clear imaging.
✔ Adjust Condenser & Diaphragm – Optimize contrast and brightness.

3. Post-Use Procedures

✔ Lower the Stage – Move it to the lowest position.
✔ Rotate to the Lowest Objective (4x) – Prevent damage when storing.
✔ Turn Off the Light – Preserve the LED lifespan.
✔ Clean Lenses & Stage – Use lens paper and ethanol for maintenance.
✔ Store with Dust Cover – Protect the microscope when not in use.

Maintenance & Safety Tips

✔ Use Only Approved Lens Cleaning Solutions – Avoid scratching optics.
✔ Do Not Force the Focus Knobs – Prevent damage to the mechanism.
✔ Keep Away from Direct Sunlight & Moisture – Extend the microscope’s lifespan.
✔ Perform Routine Calibration & Servicing – Ensure consistent performance.

By following proper usage and maintenance procedures, the Olympus CX21 provides reliable and high-quality imaging for laboratory and educational applications.