Achromatic objectives for infinity corrected biological microscope
- Courier
- In detail
- SpecializationBiological
Achromatic objectives for infinity corrected olympus biological microscope
Product introduction and parameter
1.Apply for microscope of infinite corrected optical system with tube lens FL 180mm, such as Olympus microscope.
2.DIN 45mm standard, All optics are AR coated.
3.All 40x to 100x objectives have spring-loaded(retractable) front ends in order to prevent slide damage.
4.Oil immersion is recommended for all 100x objectives in order to achieve an N.A. higher than 1.0.
5.Chromatic aberration has been corrected in C,F light zone, spherical aberration has been corrected in D,e light zone. and field curve also has been well corrected.
6.All design of objectives' shell allowed to be OEM as your preference.
7.Could be used with eyepiece of FN22mm, 20mm, 18mm. Plan eyepiece is recommended to work together in order to get the best imaging performance.
Magnify times |
N.A. |
Working Distance (mm) |
Conjugate distance (mm) |
Tube Focal length(mm) |
Parfocal distance (mm) |
Maxinum Diameter (mm) |
Length excluding Threads(mm) |
Mounting threads (mm) |
4x |
0.1 |
43.52 |
Infinite |
180 |
45 |
24 |
22 |
20.32*0.705 |
10x |
0.25 |
6.8 |
Infinite |
180 |
45 |
24 |
39 |
20.32*0.705 |
20x |
0.4 |
2.67 |
Infinite |
180 |
45 |
24 |
43.3 |
20.32*0.705 |
40x |
0.65 |
0.65 |
Infinite |
180 |
45 |
24 |
44.3 |
20.32*0.705 |
60x |
0.7 |
0.29 |
Infinite |
180 |
45 |
24 |
44.8 |
20.32*0.705 |
100x |
1.25 |
0.21 |
Infinite |
180 |
45 |
24 |
44.6 |
20.32*0.705 |