IR windows, UV windows
Control Optics specializes in windows of IR and UV band, with many years of experience in material processing, including UV grade fused silica commonly used in 190 nm to 400 nm UV band, fused silica commonly used in NIR 1μm～2μm, sapphire and Si commonly used in 3μm～5μm , as well as Ge, Si, CaF2, MgF2, ZnS, and ZnSe commonly used in 8μm～14μm.
IR windows, UV windows
| Material | BK7、Borofloat Borosilicate glass、UV Grade Fused Silica、Pyrex Borosilicate glass、B270、Sapphire、Ge、Si、CaF2、MgF2、ZnS、ZnSe、Customer-designated materials |
| Diameter(Φ) | 2mm~5000mm |
| Radius(R) | Specified by customer |
| Low grade | General grade | High grade | |
| Diameter tolerance | ±0.5mm | ±0.1mm | ±0.1mm |
| Surface quality | 80/50 | 60/40 | 20/10 |
| Surface accuracy | 2λ | 1/2λ | 1/10λ |
| Thickness tolerance | ±0.2mm | ±0.1mm | ±0.01mm |
| Clear Aperture | 85% | 90% | 100% |
| Parallelism | 3’ | 1’ | 15’ |
| Coating | Multilayer dielectric coating Diamond-like carbon (DLC) coating Specified by customer |
Multilayer dielectric coating Diamond-like carbon (DLC) coating Specified by customer |
Multilayer dielectric coating Diamond-like carbon (DLC) coating Specified by customer |
