User Guide

490 Series Microscope
AmScope Proprietary Page 40 of 64
3. General Specifications
3.1 General Model Comparison
PARTS SPECIFICATIONS B490 T490
B490-
30W
B490-
LED
T490-
30W
T490-
LED
WF Eyepiece
WF10X/18mm ● ● ● ● ● ●
WF10X/18mm w/ Pointer
WF10X/18mm w/ Reticle
WF16X/13mm ● (if -A) ● (if -A) ● (if -A) ● (if -A) ● (if -A) ● (if -A)
WF20X/10mm ● (if -B) ● (if -B) ● (if -B) ● (if -B) ● (if -B) ● (if -B)
WF25X/9mm ● (if -C)
● (if -C)
● (if -C)
● (if -C)
● (if -C)
● (if -C)
DIN Achromatic Objectives
4X/0.10 ● ● ● ● ● ●
10X/0.25 ● ● ● ● ● ●
40X (spring)/0.65 ● ● ● ● ● ●
100X (spring, oil)/1.25 ● ● ● ● ● ●
30 Degree Viewing Head
Binocular Sliding
360 Degree Swiveling ● ● ●
Trinocular Sliding
360 Degree Swiveling ● ● ●
Trinocular Port
C-Mount Adjustable Photo port
● ● ●
23mm Adjustable Photo Port ● ● ●
Simultaneous Viewing ● ● ●
Focusing Nosepiece
Coaxial Focusing System ● ● ● ● ● ●
Quadruple Nosepiece ● ● ● ● ● ●
Stage
130mm x 140mm
Mechanical Stage ● ● ● ● ● ●
Movement Range
50mm x 76mm ● ● ● ● ● ●
Condenser
Abbe, NA= 1.25 ● ● ● ● ● ●
Diaphragm
Iris Diaphragm ● ● ● ● ● ●
Illumination
Halogen Light w/ Dimmer ● ● ● ●
LED Light w/ Dimmer ● ●
Lamp
6V/20W ● ●
6V/30W ● ●
LED ● ●
Filter
Blue/Yellow/Green ● ● ● ●