7.Specifications
3032
Optical
System
Infinity Optical System
Viewing
Head
Compensation Free Trinocular Head Inclined 30º
Division ratio: 20% for Binocular Viewing and 80% for Video Imaging &
Microphotography
Eyepiece
Wide Field Eyepiece 10X; 22 mm field of view
Nosepiece
Reversed Quintuple Nosepiece
Objectives
Infinity Long Working Distance Plan Achromatic: 4X & 40X
Infinity Long Working Distance Plan Phase Contrast: 10X & 20X
Focusing
System
Coaxial Coarse and Fine Focusing System
Sensitivity and Graduation of Fine Focus: 0.002mm
Movement Range(from the surface focus of stage plate): up 8mm, down 3mm
Mechanical
Stage
Size: 250mm x 160mm
Movement Range: 120mm
（
width
）
×78mm
（
length
）
Illumination Halogen Lamp 6volt 30watt; Variable intensity
Condenser
Long working Distance Condenser, N.A. 0.3; Working Distance 72mm
Objective Specifications
TYPE
MAGNIFICATION
NUMERICAL
APERTURE
（
N.A
）
WORKING
DISTANCE
（
mm
）
CONJUGATE
DISTANCE
（
mm
）
FOCUS
DISTANCE
（
mm
）
COVER
SLIP
THICKNESS
Infinity
Long
Working
Distance
Plan
Achromatic
Objective
4X
0.1
25.2
∞
45
─
40X
0.6
3.2
∞
45
1.2mm
Infinity
Long
Working
Distance
Plan Phase
Contrast
Objective
10X
0.25
11
∞
45
0.17mm
20X
0.4
6
∞
45
0.17mm
16
