Precision 10.6µm IR Focusing Optics
Uncoated ZnSe Plano-Convex Lens (Dia 12.7mm, FL 20mm, 10.6 µm)
Buy uncoated CVD ZnSe plano-convex lenses (Dia 12.7mm, FL 20mm) for 10.6µm CO2 lasers & IR systems. World-class quality & fast delivery. Inquire now!
Product Overview
Engineered from high-purity optical grade CVD Zinc Selenide, this 12.7 mm diameter plano-convex lens provides optimal focusing performance for long-wave infrared (LWIR) applications. Featuring a 20 mm focal length and tight tolerance controls, it is an ideal choice for custom coating, optical prototyping, and high-power laser beam manipulation.
Technical Specifications
| Parameter | Specification | Parameter | Specification |
|---|---|---|---|
| Material | CVD ZnSe | Design Wavelength (λ) | 10.6 µm |
| Diameter (Dia) | 12.7 mm (+0.0 / -0.1 mm) | Focal Length (f) | 20.0 mm (±1%) |
| Center Thickness (Tc) | 2.7 mm (±0.2 mm) | Edge Thickness (Te) | 2.0 mm |
| Back Focal Length (BFL) | 18.88 mm | Radius of Curvature (R) | 28.05 mm |
| Surface Accuracy | λ/2 @ 632.8 nm | Surface Quality | 60-40 Scratch-Dig |
| Clear Aperture | > 80% | Centration | < 3 arcmin |
| Coating | Uncoated | Chamfer | < 0.2 mm × 45° |
Primary Applications
This substrate-grade optical element is designed for demanding infrared system integration. Key operational environments include:
Focusing optical train components for 10.6 µm CO2 laser optics cutting and engraving systems.
Thermal imaging and LWIR spectral sensing setups requiring reliable infrared optics transmission.
Custom optical assemblies utilizing high-precision ZnSe lenses prior to anti-reflective (AR) coating deposition.
Customization & Manufacturing Capabilities
iroptical maintains an extensive inventory of in-stock laser optics to accelerate your product development cycle. Beyond standard off-the-shelf items, we offer high-level customization services including custom focal lengths, specialized AR/DAR thin-film coatings, and non-standard mechanical dimensions with guaranteed batch-to-batch repeatability.
Technical Support & Inquiry
Struggling with unexpected lead times or tight mechanical integration requirements? Our experienced optical engineering team provides comprehensive design review and technical guidance. Contact us today at sales@iroptical.com to receive immediate engineering assistance, request custom optical coatings, or secure fast quote response for your project.