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The 1.5X Auxiliary Objective is an optional accessory for use with XTL Stereo Zoom Microscopes, it easily screws onto the ‘nose’ end of the microscope to provide extra magnification.
This objective provides a Working Distance of 48mm and increases the magnification range of the microscope from (with 10X eyepieces) 7X-45X to 10.5X-67.5X.
The working distance before attachment of the objectivee is 88mm.
Here is a table of magnifications, field of view and working distances for all optoical accessories for the XTL Stereo Zoom Microscope:
|
Specification of auxiliary objectives and eyepieces – XTL-101/2/3 |
||||||
|
Eyepiece\Objective |
Main body |
0.5X objective |
0.75X objective |
1.5X objective |
2X objective |
|
|
0.7x-4.5x |
0.35x-2.10x |
0.49x-3.15x |
1.05x-6.3x |
1.4x-8.4x |
||
|
10x (std) |
Total magnification |
7x-45x |
3.5x-22.5x |
5.3x-31.5x |
10.6x-63x |
14x-90x |
|
Diameter of visual field(mm) |
31-5.2 |
62x-9.6x |
38-6.4 |
19-3.2 |
14.3-2.4 |
|
|
15x |
Total magnification |
10.5x-63x |
5.3x-31.5x |
7.9x-47.5x |
15.8x-94.6x |
21x-126x |
|
Diameter of visual field(mm) |
21.4-3.6 |
42.8-7.2 |
28.5-4.8 |
14.2-2.4 |
10.7-1.8 |
|
|
20x |
Total magnification |
14x-84x |
7x-42x |
10.6x-33x |
21.2x-126x |
28x-168x |
|
Diameter of visual field(mm) |
17.1-2.9 |
34.3-5.7 |
22.9-3.8 |
11.4-1.9 |
8.6-1.4 |
|
|
25x |
Total magnification |
17.5x-105x |
8.8x-52.5x |
13.1x-78.8x |
26.3x-157.5x |
35x-220x |
|
Diameter of visual field(mm) |
12.9-2.1 |
25.7-4 |
17.1-2.9 |
8.6-1.4 |
6.4-1.1 |
|
|
Working Distance(mm) |
88 |
137 |
103 |
48 |
25 |
|
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