Step 1

Hold the binocular of the microscope with both hands and with moves like when setting the pair of binoculars, set the binoculars by bringing a situation where the visible image will create one firm circle. In this step, you do not need to focus on getting the perfect image sharpness.

Step 2

If the mounted in your microscope binocular has drawn scale, notice the location of the interpupillary distance. This will later help you to re-set , when the microscope is used by several people.

If the image is seen in one circle you can go down to confocal settings.