Olympus CH30 Manuale di istruzioni - Pagina 22
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AL CHARACTERISTIC
'Objective designation
Magnification
'Optical |
Eyepiece
ee
Magni- |
МА.
WD.
NCWHK10X (FN. 18)
πα.
πα
da
Lc:
hear
=
해
로
40X
065 |
053
0.52
400x
304
0.45 | Springioaded
nn
cho
Optical
Eyepiece
giierecter | agri. | NA. | vip, | feat
(WWHiK10X (EN. 20)
i
fication
(mm) | fon
D e p t h
of
uu
tum) |
Total | DSP Of) Field of
ob
FE
È
100x
125
|
020 |
0.27 | 1000x |
066 |
02
|Spingiosdea
3
* The resolving power of knmersion objectives ls obtsined with the aperture is diaphregm ful open.
| 3
동
Wong distance WO):
The distance fom t h e cover aa suas o he nearest point of the objective
relative aperture (f-number) of a camera lens. The higher NA, the higher the resolving
'As the aperture rs diaphragm is stopped down, the focal depth becomes greater. The
'greater the N.A, of an objective, the shorter the focal depth.
Field number:
A number that represents the diameter in mm of the image of the field diaphragm
'that is formed by the lens in front of i t
Field of view diameter:
'The actual size of the field of view in milimeters.
Total magnification:
Equals the objective magnification multiplied by the eyepiece magnification