| Product Name | Protective Lens Sealing Ring |
| Brand | GLORYSTAR |
| Application | Protective Lens Sealing for Laser Cutting Heads |
| Outer Material | High-Purity PTFE |
| Internal Structure | High-Hardness Stainless-Steel Spring |
| Main Function | Prevents Gas, Dust and Contaminants from Entering the Optical System |
| Recommended Replacement | Every 3–5 Months, Depending on Operating Conditions |
| 25.6 × 20.5 × 2.7 mm | Compatible with NC12 |
| 29.8 × 24.4 × 2.3 mm | Compatible with NC30 |
| 32.2 × 24 × 3.55 mm | Compatible with BT240S / AK270 |
| 37.5 × 31 × 2 mm | Compatible with NC60 |
Laser Parts & Accessories, Other Accessories



