Zoom Stereo Microscope Greenough Optical System
Features:
SZSTMI-8565/STMI-8581 35°viewing angle, STMI-8565 40°viewing angle, suitable for long-term sitting observation.
330mm×300mm big stand, high stability , apply to all kinds of anatomy of specimen.
Greenough optical system, built-in rotating shaft zoom system.
No tilting Image in left &right light path in complete pupillary distance , No dizziness feeling after long time observing.
Stereo angle for left & right light path is 12°, stereoscopic effect, large viewing field, high zoom ration.
Operation comfortable(manufactured by high-precision machine, excellent assembly technology ).
High- end material(PC resin cover, aluminium alloy ,copper alloy parts, austenite stainless steel driving parts).
High resolution, large depth of field, excellent color restoration and contrast.
Illumination optional: LED, halogen lamp, cold light source etc. (100V-240V wide voltage input).
Various professional stands and operating attachments.
Different video output connectors, built-in digital image model.
Rotating switching to video output and input, 100% light
Main Technical Specification
|
Model
|
STMI-8565
|
STMI-8568
|
STMI-8581
|
|
Objectives Zoom Range
|
0.7X-4.5X
|
0.68X-4.7X
|
0.65X-5.3X
|
|
Zoom Ratio
|
1 : 6.5
|
1 : 6.8
|
1 : 8.1
|
|
Field Diameter (mm)
|
Φ22
|
Φ23
|
Φ24
|
|
Working Distance (mm)
|
110
|
110
|
110
|
|
Stereo Angle ( °)
|
12
|
12
|
12
|
|
Viewing Angle ( °)
|
40
|
35
|
35
|
|
Interpupillary Adjustable Distance (mm)
|
50-75
|
50-75
|
50-75
|
|
Video Output Distribution
|
NO
|
100%（0:100 standard）
|
|
50:50 optional
|
|
Guide Rail Stand Focusing Distance (mm)
|
80
|
|
Pillar Stand Focusing Distance (mm)
|
115
|
STMI-8565 Series Objective & Eyepiece Parameter List (0.7×-4.5×)
|
Additional Objective
|
0.5X
|
1X(built-in)
|
2X
|
|
W.D
|
189mm
|
110mm
|
36mm
|
|
10XEyepiece/Φ22mm
|
Magnification
|
3.5～22.5
|
7～45
|
14～90
|
|
Field dia. (mm)
|
62.9～9.8
|
31.43～4.89
|
15.71～2.44
|
|
15XEyepiece/Φ16mm
|
Magnification
|
5.25～33.75
|
10.5～67.5
|
21～135
|
|
Field dia. (mm)
|
45.71～7.11
|
22.86～3.56
|
11.43～1.78
|
|
20XEyepiece/Φ12mm
|
Magnification
|
7～45
|
14～90
|
28～180
|
|
Field dia.(mm)
|
34.28～5.33
|
17.14～2.67
|
8.57～1.33
|
STMI-8568 Series Objective & Eyepiece Parameter List (0.68×-4.7×)
|
Additional Objective
|
0.5X
|
1X(built-in)
|
2X
|
|
W.D
|
189mm
|
110mm
|
36mm
|
|
10XEyepiece/Φ23mm
|
Magnification
|
3.4～23.5
|
6.8～47
|
13.6～94
|
|
Field dia. (mm)
|
67.65～9.79
|
33.82～4.89
|
16.91～2.46
|
|
15XEyepiece/Φ16mm
|
Magnification
|
5.1～35.25
|
10.2～70.5
|
20.4～141
|
|
Field dia. (mm)
|
47.06～6.81
|
23.53～3.40
|
11.76～1.70
|
|
20XEyepiece/Φ12mm
|
Magnification
|
6.8～47
|
13.6～94
|
27.2～188
|
|
Field dia.(mm)
|
35.294～5.11
|
17.65～2.55
|
8.82～1.28
|
STMI-8581 Series Objective & Eyepiece Parameter List (0.65×-5.3×)
Additional Objective
0.5X
|
1X(built-in)
|
2X
|
|
W.D
|
189mm
|
110mm
|
36mm
|
|
10XEyepiece/Φ24mm
|
Magnification
|
3.3～25.5
|
6.6～51
|
13.2～102
|
|
Field dia. (mm)
|
72.73～9.41
|
36.36～4.71
|
18.18～2.35
|
|
15XEyepiece/Φ16mm
|
Magnification
|
4.95～38.25
|
9.9～76.5
|
19.8～153
|
|
Field dia. (mm)
|
48.48～6.27
|
24.24～3.14
|
12.12～1.57
|
|
20XEyepiece/Φ12mm
|
Magnification
|
6.6～51
|
13.2～102
|
26.4～204
|
|
Field dia. (mm)
|
39.64～4.71
|
18.18～2.35
|
9.09～1.18
|
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