S-20 series standard features
45° inclined binocular head which gives the user greater comfort and ease of use.
It comes in with three types of stand, Model S-20 P with no light stand and Model S-20 L with
incident light stand, Model S-20 2L with incident or transmitted light stand and Model S-20 DL
with incident and transmitted light stand. With a wide selection of accessory eyepiece and
objectives, it can cover total magnification from 5x to 140x.
Standard set in each S-20 series model comes in with:-
- 45 inclined binocular body
- WF10x eyepiece, pair
- 2x objective, slide in type
- eyecup, pair
- black and white stage
- dust cover
- extra frosted stage for Model S-20-2L, S-20-DL with incident and transmitted light standard
S-20R & ST-30R Special at front viewing
|
BASE
|
Stand
|
Switch Place
|
|
S&ST - 10~40 - P
|
no light
|
|
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S&ST - 10~40 - L
|
incident
|
on - uplight
|
|
S&ST - 10~40 - 2L
|
incident or transmilled
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on 1- uplight, on 2- downlight
|
|
S&ST - 10~40 - DL
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incident & transmilled
|
on 1-uplight, on 2- downlight
on 3- up & down light |
Optical data for S series:-
|
Objective Magnification |
EYEPLECE
|
WORKING
Distance |
|||||
|
10x
|
10x
|
15x
|
15x
|
20x
|
20x
|
||
|
Total
Magnification |
Field
of View |
Total
Magnification |
Field
of View |
Total
Magnification |
Field
of View |
||
|
1x
|
10x
|
22.0mm
|
15x
|
15.0mm
|
20x
|
10.0mm
|
57mm
|
|
2x
|
20x
|
10.0mm
|
30x
|
7.5mm
|
40x
|
6.5mm
|
80mm
|
|
3x
|
30x
|
6.7mm
|
45x
|
5.0mm
|
60x
|
4.3mm
|
61mm
|
|
4x
|
40x
|
5.0mm
|
60x
|
3.7mm
|
80x
|
3.2mm
|
48mm
|
|
5x
|
50x
|
4.0mm
|
75x
|
3.0mm
|
100x
|
2.6mm
|
48mm
|
|
6x
|
60x
|
3.3mm
|
90x
|
2.5mm
|
120x
|
2.1mm
|
48mm
|
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