·Long working distance objective lens with infinite conjugate and a focal distance of 95mm.
·Chromatic aberration in the visible spectrum is corrected, allowing for coaxial observation with aser beams.
·Suitable for laser processing at wavelengths of 32nm, 1030-1064nm.
·The HR type objective lens is equipped with replaceable protective glass with thicknesses ranging from 1.6mm to 1.8mm.
|
Name |
Numerical
Aperture |
Working
Distance(mm) |
Focal
Length |
Resolution |
Depth of
Field |
Actual Field of View(mm) |
Weight |
|
NA |
WD(mm) |
f(mm) |
R(um) |
±D.F(um) |
φ24 eyepiece |
1camera |
(9) |
|
M Plan Apo NIR 20X |
0.42 |
20 |
10 |
0.65 |
1.56 |
1.2 |
0.48X0.64 |
377 |
|
M Plan Apo NIR 50X |
0.55 |
13 |
4 |
0.5 |
0.91 |
0.48 |
0.19X0.26 |
394 |
|
M Plan Apo HR NIR 20X |
0.6 |
9.5 |
10 |
0.46 |
0.76 |
1.2 |
0.48X0.64 |
563 |
|
i Plan Apo HR NIR 50X |
0.67 |
10 |
4 |
0.41 |
0.61 |
0.48 |
0.19X0.26 |
470 |
|
M Plan Apo HR NIR 50X |
0.75 |
4 |
4 |
0.37 |
0.49 |
0.48 |
0.19X0.26 |
582 |
The resolution and the objective lens depth of field are values calculated based on the reference wavelength λ=550nm.
|
Tel:+86-25-85508286 
Fax:+86-25-85637370 
E-mail:sales@bwoptics.com 
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