5.Parameter/technical terms
N2 SERIES
5-1 Objective
5-2
Eyepiece
5-3
Electrics
Type
Magnification
Numerical
aperture
(
N.A
)
Medium
Parfocal
distance
(
mm
)
Magnificati
on
market
(
color
ring
)
4X
0.10
Air
45
Red
10X
0.25
Air
45
Yellow
40X
0.65
Air
45
Light blue
60X
0.85
Air
45
Deep blue
DIN
achromatic
objective
195mm
100X
1.25
Cedar
oil
45
White
4X
0.10
Air
45
Red
10X
0.25
Air
45
Yellow
40X
0.65
Air
45
Light blue
Plan
objective
195mm
100X
1.25
Cedar
oil
45
White
Type
Wide field eyepiece
Plan eyepiece
Magnification
10X
15X
20X
5X
10X
16X
Field of
view
(
mm
)
ф18
ф13
ф11
ф18
ф18
ф15
XSG
MH4
5
XSG
SGM
XS
GC
C