Leica Biosystems S series User Manual
Page 55
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Leica S Series
User Manual
55
Calculating the total magnification/field of view diameter
Parameter
MO
Magnification of the additional objective
ME
Magnification of eyepiece
z
Magnification changer position
NFOV Field number of the eyepiece. Field numbers are printed on
the eyepieces: 10Ч/23, 16Ч/16, 20Ч/12, 10Ч/23B, 16×14B,
25×/9.5B, 40×6B.
Example
MO
Additional objective 1.6×
ME
20×/12 eyepiece
z
Zoom position 4.0
Magnification in the binocular tube
MTOT VIS = MO × ME × z
or
1.6 Ч 20 Ч 4 = 128
Calculation example: Field of view diameter in the specimen
∅ OF:
NFOV
=
12
= 1.9 mm
MO × z
1.6 Ч4
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