Infrared optics for OEM, engineering, and sourcing teams.

CVD ZnSe IR Windows: 10.6μm Laser Grade

CVD Polycrystalline ZnSe Windows | 10.6μm, λ/6, 10″ Parallelism

Premium CVD ZnSe IR windows for 10.6μm CO2 lasers. High precision, low absorption, in-stock & custom options. Request a quote from iroptical now.

Product Overview

CVD Polycrystalline ZnSe Windows | 10.6μm, λ/6, 10″ Parallelism

CVD Polycrystalline ZnSe Windows | 10.6μm, λ/6, 10″ Parallelism(Figure1)

CVD ZnSe polycrystalline infrared windows are precision-engineered for high-performance 10.6μm laser and infrared optical systems. Manufactured from high-purity zinc selenide with uniform grain structure, these windows deliver exceptionally low volume absorption, high laser damage threshold, and minimal thermal lensing, ensuring stable performance in continuous industrial and scientific operating environments.

Technical Specifications

CVD ZnSe IR Window Technical Specifications
Parameter Value
Crystal Structure Cubic / Polycrystalline
Grain Size (Diameter) <100 μm
Density 5.27 g/cm³
Resistivity >1×10¹² Ω·cm
Chemical Purity Available upon specification
Volume Absorption Coefficient @10.6μm <0.0005 cm⁻¹
Thermo-Optic Coefficient (dn/dT) @10.6μm 6.1×10⁻⁵ /℃
Diameter 50 mm
Surface Flatness λ/6
Parallelism 10 arcseconds

Applications

These IR windows are widely deployed across critical infrared optical paths. Core use cases include CO2 laser cutting, marking and engraving systems, FTIR spectroscopy instruments, uncooled thermal imaging devices, industrial laser processing heads, and aerospace infrared sensing assemblies. Their outstanding transmittance and low absorption at 10.6μm make them an ideal choice for high-power CO2 laser systems.

Customization & Service

We maintain an extensive in-stock catalog of standard CO2 laser optics for fast turnaround, while offering full custom support to match your unique design specifications. Our engineering team conducts professional drawing review for every custom order, verifying material selection, coating requirements, and tolerance alignment before quotation. All products are manufactured under ISO 9001:2015 compliant processes, with reliable lead times and consistent, guaranteed quality. Custom sizes, anti-reflection coatings, and tighter tolerance grades are available upon request.

Sourcing Support & Inquiry

For R&D engineers and purchasing managers, inconsistent lead times, limited technical guidance, and variable part quality often cause costly delays in product development and production ramp-up. We address these pain points with transparent order tracking, direct engineering consultation, and strict pre-shipment inspection for every batch, ensuring every component meets your exact requirements.

Whether you need off-the-shelf standard windows or custom-designed infrared optics, our team is ready to support your project. To request a formal quote or discuss your application details, send your drawings and specifications to sales@iroptical.com, and you will receive an engineering-reviewed response promptly.

Technical Parameters

Detailed specifications are not available for this product yet. Please contact the team for application guidance.

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