Lamp lighting and adjusting the brightness
Adjust the brightness using the brightness control knob
- Turn on the power switch to the “｜” side, and the lamp will come on.
- Look into the eyepieces and turn the brightness control knob to adjust the brightness, so there is no glare in the view field.
Move the aperture stop lever
- Move the condenser aperture diaphragm lever to the left and fully open the aperture diaphragm.