Zinc Selenide Plano-concave Spherical Lenses
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
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Zinc Selenide Plano-concave Spherical Lenses
| NO. | Dia | EFL | R | Tc | Te | BFL |
| 14C7759R | 25.40 | -25.40 | -35.63 | 2.00 | 4.30 | -26.23 |
| 14C7235R | 25.40 | -50.00 | -70.13 | 2.00 | 3.20 | -50.83 |
| 14C7421R | 25.40 | -75.00 | -105.20 | 2.00 | 2.80 | -75.83 |
| 14C7414R | 25.40 | -100.00 | -140.27 | 2.00 | 2.60 | -100.83 |
| 14C7142R | 25.40 | -200.00 | -280.53 | 2.00 | 2.30 | -200.83 |