Ray Laser

Product Description

Laser Welding Collimator Focus Lens D16/D25 Coated Quartz Optical Spare Parts

Product Description
High-Purity Fused Silica Substrate
Adopt JGS1 quartz raw material, excellent thermal stability and high laser damage threshold, resistant to welding splash & high temperature, not easy to crack under long continuous welding work. Support laser power up to 3000W.
Dual-Side Anti-Reflection Coating for 1064nm
Custom broadband AR coating, light transmittance over 99.95%, greatly reduce laser energy loss, deliver uniform tiny spot, smooth and consistent welding lines without dark area. Anti-spatter coating extends service life.

Precision Polishing & Strict Tolerance
Planoconvex optical grinding, low wavefront distortion, stable collimating & focusing performance. Outer diameter tolerance ±0.02mm, perfectly match standard lens seat without shaking or light offset.

Application Scenarios
Stainless steel, carbon steel, aluminum alloy welding, hardware mold repair, metal pipe welding, stainless steel door window processing, laser rust removal auxiliary optical accessories.

Warm Reminders
Please confirm your original lens diameter, thickness and focal length before purchase to avoid mismatching.
Do not touch the lens optical surface with fingers; oil stain and fingerprint will cause energy loss and lens burning.
Replace lenses timely once coating scratch or spot blur occurs to protect your laser source.

  • Accepted Payment Methods

    • Primary Channels:

    • Address Requirement:
    Orders will only be dispatched to PayPal-verified shipping addresses (PO Box addresses excluded from fulfillment).

    Payment Completion Deadline

    Payment is required to be completed within 7 calendar days following the auction closure. Failure to pay within this period will lead to the opening of an unpaid item case via eBay's resolution system, and may cause account restrictions according to the platform policy.

    Should any concerns arise regarding your purchase, we strongly encourage you to communicate with us via eBay Messages first. through eBay Messages before escalating via feedback or claims. Our Customer Success Team commits to:
    • Acknowledging inquiries within 24 business hours
    • Providing resolution options within 72 business hours

  • China Warehouse:
    Global delivery available to all countries. Product prices exclude shipping fees unless explicitly marked as "Free Shipping". 
    Customers are responsible for all applicable customs duties/taxes. We provide full customs clearance support. Please ensure contact information remains accessible post-purchase for logistics coordination. 
    USA Warehouse:
    Domestic U.S. shipments only. Free standard shipping applies to small/medium items and heavy/bulky goods (e.g., laser markers, chillers).
    Additional fees may apply for deliveries to Hawaii, Alaska, and other remote U.S. territories. 
    European(Czech Republic) Warehouse:
    Pan-European delivery (excluding the UK). Free shipping with full customs clearance managed by us. 
    UK Warehouse:
    Domestic UK shipments only. Free shipping with no additional fees.
  • 30-Day Satisfaction Guarantee
    We accept returns with full refunds for any reason within 30 days of purchase. 
    Return Packaging Requirements
    Customers must retain the original packaging in its intact condition for all return procedures. 
    Return Shipping Cost Allocation
    • For small and medium-sized items: We cover all return shipping costs
    • For large equipment (e.g., laser marking machines, chillers, laser tubes): If the return is due to reasons unrelated to product defects (e.g., buyer’s remorse, incorrect order), the customer is responsible for return shipping costs.
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