200mm ZnSe Bi-Convex Lens for 10.6μm IR
25.40mm Diameter 200.00mm EFL Uncoated ZnSe Bi-Convex Lens | 10.6μm Design
25.4mm diameter 200mm EFL uncoated ZnSe bi-convex lens for 10.6μm CO2 lasers. Precision IR optics with stock & custom options at iroptical. Request a quote.
Product Overview
This precision uncoated zinc selenide (ZnSe) bi-convex lens is engineered for high-performance infrared optics systems, with a design wavelength centered at 10.6μm. Fabricated from high-quality CVD ZnSe material, the lens delivers consistent focusing performance with tight dimensional and optical tolerances. Its symmetric bi-convex profile supports versatile light collimation and focusing tasks, making it a standard workhorse for industrial and research infrared setups. iroptical maintains ready-to-ship stock of this lens configuration to support fast turnaround requirements for engineering and production teams.
Technical Specifications
| Optical Parameter | Specification |
|---|---|
| Back Focal Length (BFL) | 199.5 mm |
| Diameter (D) | 25.40 mm |
| Center Thickness (Tc) | 2.30 mm |
| Edge Thickness (Te) | 2.00 mm |
| Radius R1 / R2 | 560.40 mm |
| Effective Focal Length (EFL) | 200.00 mm |
| Coating | Uncoated |
| Material | Zinc Selenide (ZnSe) |
| Diameter Tolerance | +0.0 / -0.1 mm |
| Center Thickness Tolerance | ±0.2 mm |
| Design Wavelength | 10.6 μm |
| EFL Tolerance | ±1% |
| Centration Error | Less than 3 arcminutes |
| Surface Quality | 60/40 |
| Edge Break | 0.2 mm × 45° |
Applications
This uncoated ZnSe bi-convex lens is optimized for use across industrial and scientific infrared systems. Primary use cases include CO2 laser beam focusing and collimation, thermal imaging optical paths, FTIR spectroscopy setups, optical sensor assemblies, machine vision light delivery, and general infrared experimental optics. Its symmetric design simplifies integration into both finite and infinite conjugate optical configurations, supporting flexible deployment across prototype and production systems.
Customization & Service
Beyond standard stock configurations, iroptical provides full custom IR optics support to match unique project requirements. We accept drawing-based custom orders with full engineering review before quotation, covering adjustments to dimensions, focal lengths, tolerance grades, and coating specifications. All components are manufactured under ISO 9001-aligned processes, with consistent quality control and reliable lead times. In-stock items ship with minimal turnaround to support urgent project timelines.
Pain Points & CTA
Engineering and sourcing teams often face extended lead times, limited technical support, and inflexible customization options when sourcing infrared optical components. At iroptical, we combine deep infrared optics expertise, responsive engineering support, flexible custom manufacturing, and dependable delivery timelines to address these challenges. For custom specifications, volume pricing, or technical consultation, contact our team at sales@iroptical.com or submit your drawing and requirements directly through our website to receive a detailed, engineering-reviewed quotation.
Technical Parameters
Detailed specifications are not available for this product yet. Please contact the team for application guidance.