Product description
Shipping & Return
CO₂ Laser ZnSe Focusing Lens (CVD ZnSe, AR @10.6 µm)
- Material: CVD ZnSe with anti-reflection coating @10.6 µm
- Use: Focusing lens for CO₂ laser cutting/engraving heads
- Diameter Options (Ø): 12 / 15 / 18 / 19.05 / 20 mm
- Focal Length (FL): 25.4 / 38.1 / 50.8 / 63.5 / 76.2 / 101.6 / 127 mm
- Packaging: Protective case + clean pouch
- Handling: Use powder-free gloves; avoid touching optical surfaces
Size Reference
| Diameter (mm) | Diameter (inch) |
|---|---|
| 12 | 0.472″ |
| 15 | 0.591″ |
| 18 | 0.709″ |
| 19.05 | 0.750″ (3/4″) |
| 20 | 0.787″ |
| Focal Length (mm) | Focal Length (inch) |
|---|---|
| 25.4 | 1.0″ |
| 38.1 | 1.5″ |
| 50.8 | 2.0″ |
| 63.5 | 2.5″ |
| 76.2 | 3.0″ |
| 101.6 | 4.0″ |
| 127 | 5.0″ |
Choosing a Focal Length
- 1″–1.5″ (25.4–38.1 mm): Very small spot, fine engraving/thin films
- 2″–2.5″ (50.8–63.5 mm): General purpose cutting/engraving
- 3″–5″ (76.2–127 mm): Thicker materials, longer working distance
Compatibility: Fits most CO₂ laser systems using the listed diameters and FLs. Please confirm your lens seat diameter and required FL before ordering.
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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.