User Guide

490 Series Microscope
AmScope Proprietary Page 43 of 64
4. Parameters
4.1 Electrical System
There are two options for electrical systems for this series of microscope. The light
source is dependent on which model you have, but can either be a 6V/20W halogen, a
6V/30W halogen, or an LED system.
1. 100V-120V power supply: 100V-120V ±10%, 50/60Hz.
2. 220V-240V power supply: 220V-240V ±10%, 50/60Hz.
All units come standard as 110V units unless an upgrade to a 220V system is
requested. Upgrade fee is dependent on which unit is purchased.
4.2 Microscope Parameters
Magnification
-A Model: 40x-1600x
-B Model: 40x-2000x
-C Model: 40x-2500x
Field of View
Φ0.8mm~Φ4.5mm
Mechanical Tube Length
160mm
Object to Primary Image Distance
195mm
Fine Focusing Sensitivity
0.002mm