Exceptional Light Transmission
With over 99.76% transmittance at 1064nm, these lenses help maintain consistent cutting performance and optical clarity.
- Free shipping
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Why customers love it
Shield Your Fiber Laser Optics with Precision
These fused silica protective lenses are precision-engineered replacement windows that safeguard the optics of fiber laser cutting and welding machines while maintaining exceptional light transmission.
- Crafted from high-purity JGS1 quartz fused silica for durability and thermal stability
- Delivers over 99.76% transmittance at 1064nm to maintain cutting performance
- Protects internal optics from dust, spatter, and contamination to extend equipment life
- Available in multiple diameter and thickness configurations to suit different systems
- Compatible with leading fiber laser cutting heads including WSX NC30E, KC15, NC63, and Bodor
Why Choose These Protective Lenses
Superior Optics Protection
The high-purity fused silica construction shields internal optics from dust, spatter, and contamination, helping to extend equipment life.
Versatile Compatibility
Available in multiple diameter and thickness configurations, these lenses fit a wide range of fiber laser cutting heads from leading systems.
Specs
The details that matter
Built to last outdoors, season after season.
- Material
- JGS1 quartz fused silica
- Wavelength
- 1064nm
- Transmittance
- >99.76%
- Shape
- Plano
- Size
- 18x2, 20x2, 30x5, 37x7 mm
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
What material are these protective lenses made from?
These lenses are constructed from JGS1 quartz fused silica, which provides high durability and thermal stability for demanding fiber laser applications.
What wavelength are these lenses optimized for?
These lenses are optimized for 1064nm fiber laser wavelengths, delivering over 99.76% transmittance to maintain cutting performance.
Which laser cutting heads are these lenses compatible with?
These lenses are compatible with leading fiber laser cutting heads, including WSX NC30E, KC15, NC63, and Bodor systems.
What sizes are available for these protective lenses?
The lenses are available in multiple configurations, including 18x2, 20x2, 30x5, and 37x7 mm, to suit different fiber laser systems.
How does the plano shape benefit the lens fit?
The plano shape ensures a precise fit and consistent optical clarity, helping maintain reliable protection and performance in the cutting head.
Shipping & returns
Shipping
- Delivers to United States (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.