transmitted or reflected light with or without
coverglass
parfocal distance (DIN), mm
45
tube length, mm
160 or infinity
optimum field of view (in eyepiece), mm
18
maximum field of view (in eyepiece), mm
20
FLATFIELD POSITIVE PHASE-CONTRAST OBJECTIVES
Microobjectives designed for high-series production satisfying to methods of microscopic researches in biology, medicine etc.
Some specifications:
N
MAGNIFICATION
NUMERICAL APERTURE
TOTAL WORKING DISTANCE, mm
TYPE OF ABERRATION CORRECTION
1
10
0.25
12.2
ICS LD PLANACHROMAT
2
20
0.45
1.62
ICS ACHROMAT
3
40 *
0.65
0.43
ICS C-PLAN
ACHROMAT
4
100
1.25 OIL
0.28
ICS C-PLAN
ACHROMAT
*- negative phase-contrast possible.
FLUORESCENCE NEGATIVE PHASE-CONTRAST OBJECTIVES
Special microscope objectives of very high
numerical aperture to ensure maximum brightness
of the image in fluorescence microscopy.
Transmitted or reflected light with or without
coverglass
Some specifications:
N
MAGNIFICATION
NUMERICAL APERTURE
TOTAL WORKING DISTANCE, mm
TYPE OF ABERRATION CORRECTION
1
10 *
0.40
4.0
ICS C-PLAN
MICROFLUAR
2
20
0.70
0.63
ICS C-PLAN
MICROFLUAR
3
40 *
0.85
0.43
ICS C-PLAN
MICROFLUAR
4
100
1.20 WAT
0.28
ICS C-PLAN
MICROFLUAR
5
100
1.30 OIL
IRIS
0.28
ICS C-PLAN
MICROFLUAR
*- positive phase-contrast possible.
FOCUS Inc.
1B, 5-th Upper street,
Saint-Petersbourgh 194292,
Russia
Phone/Fax: +7-812-7154960 Phone/Fax: +7-812-9328906
E-mail:
focus@focusinc.ru