ZnSe Windows
CPG manufactures high precision windows for demanding applications in the infrared.These windows are fabricated from a variety of materials including fused silica, Si, Ge, ZnSe, ZnS, CaF2, MgF2, Cleartran and AMTIR. Utilizing advanced fabrication and coating techniques, CPG delivers windows with tightly controlled transmitted wavefront, a high degree parallelism, minimal scatter, high laser damage resistance and outstanding durability for the most challenging environments.
L/W/Dia *T 0.2-500mm Radius tolerance +/-0.5% Flatness 1/20-3L@633nm Centering or parallelism<60" Uncoated or AR,HR [email protected]µm
| Items | Description | |
| ZnSe Window | Material: | ZnSe, optical grade |
| Diameter: | 70.00+0.00/-0.13mm or customized | |
| Thickness: | 3.0mm REF or customized | |
| R1: | infinity | |
| R2: | infinity | |
| Flatness: | S1&S2:PV<1/2L@633nm | |
| Surface quality: | S1&S2: S-D 40-20, edge: fine ground | |
| Parallelism: | <0.05mm | |
| Clear Aperture: | >D45mm | |
| Chamfer: | <0.3mmx45deg | |
| Coating: | Uncoated | |
| Standard: | MIL-PRF-13830B | |








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