Focusing Lens D20T4.5 F150 for SUP 20S/20T/21T/23S/23T/33T Laser Welding Gun

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Professional D20mm F150mm Quartz Focusing Lens for Fiber Laser Welding Systems.

Achieve deep penetration and clean welds with our premium focusing lens. Specifically designed for

SUP 20S/20T/21T/23S/23T/33T

handheld laser heads, this D20T4.5 F150 lens provides the precise focal point needed for high-quality industrial welding results.

Technical Specifications:

Dimensions: Diameter: 20mm | Thickness: 4.5mm.
Focal Length: 150mm (F150).
Material: High-grade Quartz with AR (Anti-Reflective) coating.
Wavelength: 1064nm.
Compatibility: Optimized for

SUP 20S/20T/21T/23S/23T/33T

and similar handheld fiber laser welding guns.

Why Choose Our Optics?

Double-Sided Coating: Ensures maximum laser energy transmission (up to 99.5%).
Heat Resistance: High damage threshold for continuous 2000W+ laser power.
Precision Engineering: Reduces beam distortion for a more stable welding pool.

Sharp Focus: Provides a concentrated energy point for deep penetration welding.

High Temperature Resistance: Designed for heavy-duty industrial use.

SUP 20S/20T/21T/23S/23T/33T and similar handheld laser fiber welders.

Diameter: 20mm | Thickness: 4.5mm.

Focal Length: 150mm.

Shape: Plano-Convex or Meniscus for minimal aberration.

Replace if the weld pool becomes wide and shallow, or if the lens has visible surface pitting.

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