41
BX61WI
OPTICAL CHARACTERISTICS
The following table shows the optical characteristics of com-
binations of eyepieces and objectives. The figure on the right
shows the performance data engraved on the objectives.
Refer to the latest catalogue or consult your local Olympus
representative for the updated information on the eyepieces
and objectives that can be combined with this microscope.
NOTE
Magnification
Mechanical tube length
Water immersion
indicator (white)
Objective type
Number of aperture
Color band
Optical
character
Power
N.A.
W.D.
(mm)
Resolution
(µm)
Eyepieces
Remark
Objective
WHN10X (FN22)
Total Power
Focal
Depth
(µm)
Actual
Field
MPlan
Plan Achromat
(FN 22)
5X
0.1
19.6
3.36
50X
97.5
4.4
Water immersion
impossible
UMPlanFI-W
Water Immersion
Universal Plan Semi-
Apochromat
(FN 26.5)
10XW
0.30
3.30
1.10
100X
20
2.2
20XW
0.50
3.30
0.67
200X
6.1
1.1
LUMPlan-W
LUMPlan-W/IR-2
Long-WD Water
Immersion Universal
Plan Semi-
Apochromat
(IR-2: For infrared light)
(FN 26.5)
40XW
0.80
3.30
0.42
400X
2.0 0.55
40XW/IR-2
0.80
3.40
0.42
400X
2.0
0.55
60XW
0.90
2.00
0.37
600X
1.3
0.37
60XW/IR-2
0.90
2.00
0.37
600X
1.3
0.37
100XW
1.00
1.50
0.34
1000X
0.83
0.22
XLUMPlanFl-W
High-NA Water
Immersion
(FN 22)
20XW
0.95
2.00
0.35
200X
3.20
1.1
XLFluor
Low-Power
Fluorescence
(FN 22)
2X/340
0.14
20.0
2.40
20X
132
11
4X/340
0.28
28.4
1.20
40X
33.0
5.5
Water immersion
impossible
Water immersion
impossible
# Be sure to clean the extremity of water immersion objective using neutral detergent.
If the extremity is left without cleaning, contamination remains and the objective performance will deteriorate.
