Zinc Selenide Plano-concave Spherical Lenses Size and coating of the lenses can be customized according to users’ needs
Material:Zinc Selenide
Design Wavelength:10.6μm
Focal Length Tolerance:±1%
Diameter Tolerance:+0.0/-0.1mm
Thickness Tolerance:±0.2mm
Surface Accuracy:λ/2@632.8nm
Surface Quality:60-40
Centration:<3'
Clear Aperture:>80%
Bevelling:<0.2×45°
Coating:IR AR Coating 8-12μm
Model
|
Dia(mm)
|
EFL(mm)
|
R(mm)
|
BFL(mm)
|
Tc(mm)
|
Te(mm)
|
05C2525
|
25.40
|
-25.40
|
-35.63
|
-26.23
|
2.00
|
4.30
|
05C2550
|
25.40
|
-50.00
|
-70.13
|
-50.83
|
2.00
|
3.20
|
05C2575
|
25.40
|
-75.00
|
-105.20
|
-75.83
|
2.00
|
2.80
|
05C25100
|
25.40
|
-100.00
|
-140.27
|
-100.83
|
2.00
|
2.60
|
05C25200
|
25.40
|
-200.00
|
-280.53
|
-200.83
|
2.00
|
2.30
|