Tel: 0086-25-84055220,
0086-25-66920771
Fax: 0086-25-84055220
Email: info@orchid-med.com
orchidmed@foxmail.com
ORC-228 Operation Microscope:
Observation angle: 45°tilted
Magnification of observation: 6X
Focal length of objective: F=200mm, 250mm, 300mm, 400mm four objectives
Magnification changer: 3-step: 0.6X, 1X, 1.6X
Total Magnification: 2.4X-12X
Fine focusing distance: 10mm
Illumination: Coaxial illumination with cold light source fiber-optic cable, brightness adjustable
Lamp: 21V150W halogen lamp
Filter: Build-in green and yellow filter
With beamsplitter, TV adapter. Demonstrator optional
With 1-part arm, counterweight adjustable and can be locked
With floor stand. Column is short
Table of Optical Characteristics for ORC-228 Series Operation Microscope: |
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Item |
Nominal value |
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Objective |
F=200mm |
F=250mm |
F=300mm |
F=400mm |
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Value on magnification change knob |
1.6X |
1X |
0.6X |
1.6X |
1X |
0.6X |
1.6X |
1X |
0.6X |
1.6X |
1X |
0.6X |
Total magnification |
12X |
7.5X |
4.7X |
9.6X |
6X |
3.7X |
8X |
5X |
3X |
6X |
3.8X |
2.3X |
Linear field(mm) |
15.8 |
25.3 |
40.6 |
19.7 |
31.6 |
50.7 |
23.6 |
37.9 |
60.8 |
31.5 |
50.5 |
81 |
Exit pupil diameter(mm) |
1.04 |
1.66 |
1.04 |
1.66 |
1.04 |
1.66 |
1.04 |
1.66 |
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Exit pupil distance(mm) |
15.3 |
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Resolution (LP/mm) |
67 |
44.5 |
29.7 |
60 |
35.4 |
27 |
47.2 |
31.5 |
23.6 |
35 |
27 |
19.8 |