1. Take out the base, and place the base to the extent that it is taken out.

2. Loosen the screws on the column, then adjust the height to a suitable position, and then fix the screws.

3. Take out the lens assembly. Remove the packaging cover from the objective lens.

4. Next, attach the smoke-proof mirror to the lens of the objective lens.

5. Attach the lens assembly to the base bracket.

6. Remove the maintenance cover on the eyepiece.

7. Loosen the fixing screw on the eyepiece tube, then install the eyepiece, and then tighten the screw. The eyepiece is now fixed.

8. Next, fasten the fixing screws of the lens assembly.

9. Next, loosen the screw of the objective lens.

10. Install the lamp on the objective lens. The installation work is complete.