User Guide

490 Series Microscope
AmScope Proprietary Page 9 of 64
2.2.6 Insert Objective Lenses
Unpack the objective lenses. Screw the
objectives into the microscope nosepiece.
Start with the lowest magnification, and in order
of magnification, insert each lens, without
touching the glass.
2.2.7 Plug it in, turn it on, and adjust the dimmer if more light is needed.
Plug in the microscope and turn it on. If no light
emerges from the light source, adjust the dimmer
knob on the side of the base.