The ultimate in microscope objectives
designed
for small-series production. The
Ultra-Plan
designs offer an extremely wide and
completely
flat image with superb resolution
and colour
correction and are intended for advanced
microscopic research in the biological
sciences,
metallography, microelectronics,
etc.. Transmitted and reflected light, brightfield and darkfield
parfocal distance (DIN), mm
45
tube length
infinity
focal length of the tube lens, mm
160
optimum field of view (in eyepiece), mm
25
maximum field of view (in eyepiece),
mm
32
Some specifications:
dark-bright light:
N
MAGNIFICATION
NUMERICAL APERTURE
TOTAL WORKING DISTANCE, mm
TYPE OF ABERRATION CORRECTION
1
5
0.16
15.0
ICS PLANAPOCHROMAT
2
10
0.28
5.0
ICS PLANAPOCHROMAT
3
20
0.50
1.40
ICS PLANAPOCHROMAT
4
50
0.85
0.63
ICS PLANAPOCHROMAT
bright light:
N
MAGNIFICATION
NUMERICAL APERTURE
TOTAL WORKING DISTANCE, mm
TYPE OF ABERRATION CORRECTION
1
2.5
0.05
15.5
ICS LD PLANAPOCHROMAT
2
5
0.16
15.0
ICS LD PLANAPOCHROMAT
3
10
0.35
2.0
ICS PLANAPOCHROMAT
4
20
0.65
1.40
ICS PLANAPOCHROMAT
5
40
0.75
0.63
ICS PLANAPOCHROMAT
6
40
0.90
0.63
ICS PLANAPOCHROMAT
7
50
1.00 OIL
0.28
ICS PLANAPOCHROMAT
8
63
0.90
0.63
ICS PLANAPOCHROMAT
9
100
0.95
0.17
ICS PLANAPOCHROMAT
10
100
1.30 OIL
0.32
ICS PLANAPOCHROMAT
11
100
1.42 OIL
0.28
ICS PLANAPOCHROMAT
12
160
0.95
0.16
ICS PLANAPOCHROMAT
Some optical diagrams of our Ultra-Plan microscope objectives showing the innovative
designs developed by our specialists to ensure
unexcelled performance.
FOCUS Inc.
1B, 5-th Upper street,
Saint-Petersbourgh 194292,
Russia
Phone: +7-812-7154960
Phone/Fax: +7-812-9328906
E-mail:
focus@focusinc.ru