Custom Windows

Excelitas offers high precision windows for a variety of demanding applications such as laser cavities, aerospace, military, illumination, and instrumentation. With the use of our advanced fabrication and coating techniques, our custom windows provide tightly controlled transmitted wavefront, a high degree parallelism, minimal scatter, high laser damage resistance and outstanding durability for the most challenging environments.

Laser Windows

Excelitas high precision laser windows provide low transmitted wavefront distortion, high parallelism, low scatter, high laser damage resistance and exceptional environmental durability. Available in UV, VIS, NIR and the infrared, our laser windows are ideal for applications starting at 193 nm and…

Corrosion Resistant Windows

The Excelitas corrosion resistant windows provide low defect, extreme environmental stability, and mechanical and chemical (abrasion, salt fog) durability using our proprietary Ion Beam Sputtered (IBS) coating technology.

High Durability Windows

Excelitas offers high durability custom windows with exceptional mechanical, chemical and environmental durability to address the most demanding applications starting at 193nm wavelength. Utilizing our proprietary Advanced Plasma Source (APS) and Ion Beam Sputtering (IBS) coating technologies,…

Multi-Spectral Imaging Windows

Multi-spectral imaging windows provide high transmission, excellent wavefront quality, low scatter, and exceptional environmental durability. These windows can be customized from virtually any substrate material, including fused silica, Si, Ge, ZnSe, ZnS, CaF2, MgF2, Cleartran and AMTIR.