ZNK Laser Protective Window — Quartz, 1064 nm
This ZNK protective window is a quartz optical consumable for laser scanning heads and laser marking machines. It sits below the focusing optics and takes the hit from spatter, dust and fumes, protecting the more expensive lens behind it. Made from high-purity fused silica and rated for 1064 nm operation, it is a simple, low-cost part to swap out during routine maintenance.
Specifications
| Type | Protective window |
| Wavelength | 1064 nm |
| Material | High-purity fused silica / quartz |
| Application | Laser scanning head / laser marking machine protection |
Key Features
| Feature | Benefit |
|---|---|
| 1064 nm rated | Matched to standard fiber and Nd:YAG marking wavelengths. |
| Quartz construction | High-purity fused silica for stable optical performance. |
| Lens protection | Shields the focus optics from spatter, dust and debris. |
| Low-cost consumable | Inexpensive part to replace during routine maintenance. |
Compatibility
Intended for 1064 nm laser scanning heads and laser marking machines that use a protective window in front of the focus optics. If you are unsure whether this window matches your head, send us your machine or head model and we will confirm before you order.
Applications
| Use Case | Details |
|---|---|
| Laser marking | Protects optics on 1064 nm marking machines |
| Laser scanning heads | Front window for galvo scanning systems |
| Maintenance | Replacement protective window for worn or contaminated parts |
Why Choose ZNK?
| Specialist supplier | Focused on fiber laser consumables and spare parts |
| Reliable fit | Consistent optical parts for repeatable results |
| Technical support | We help you match the right consumable to your machine |





























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