3.11
Combinations of Optical Parts
Compatibility between objectives and microscopy methods
Objective
E Plan 4x
E Plan 10x
E Plan 40x
E Plan 60x
E Plan 100x Oil
Achromat DL 10x Ph1
Achromat DL 20x LWD Ph1
Achromat DL 40x Ph2
Achromat DL 100x Oil Ph3
20x objectives for bright-field microscopy
Plan 20x objectives can be used for bright-field microscopy with 20x magnification.
Combinations of objectives and 10x (field number 20) eyepieces
Objective
E Plan 4x
E Plan 10x
E Plan 40x
E Plan 60x
E Plan 100x Oil
Achromat DL 10x Ph1
Achromat DL 20x LWD Ph1
Achromat DL 40x Ph2
Achromat DL 100x Oil Ph3
Chapter 3 Detailed Explanation
Compatibility between optical parts and microscopy methods
Magnification
Bright-field
4x
10x
40x
60x
100x
10x
20x
40x
100x
Compatibility between optical parts and microscopy methods
Total
Magnification
Magnification
4x
10x
40x
60x
100x
1000
10x
20x
40x
100x
1000
Phase
Contrast
Polarizing
S
-
S
-
S
-
S
-
S
-
S
R
S
R
S
R
S
R
(R: Recommended; S: Suitable; U: Usable; -: Incompatible)
Real
Numerical
Field
Aperture
(x)
(mm)
40
0.1
100
0.25
400
0.65
600
0.8
1.25
100
0.25
200
0.40
400
0.65
1.25
96
Simple
Diascopic
Fluorescence
U
S
U
S
U
S
U
-
U
-
U
U
U
U
U
U
U
-
Depth of
Resolving
Focus
Power
(μm)
(μm)
5
115
2.8
2
18.4
1.1
0.5
2
0.4
0.3
1.2
0.3
0.2
0.7
0.2
2
18.4
1.1
1
6.1
0.7
0.5
2
0.4
0.2
0.7
0.2
Dark-field
-
U
S
-
-
U
S
S
-
Working
Distance
(mm)
30.00
7.00
0.65
0.3
0.23
7.00
3.9
0.65
0.23