Centaurus 25mm ZnSe Focus Lens 10.6um Part for CO2 Laser Cutting Engrave Machine FL 3inch-

Specifications:
Anti-reflective coated focal lens for maximum 100W.
Focus lens is the fitting of CO2 machine, which is used to focus the beam after reflection, to realize engraving or cutting.
Meniscus type lens, better focus and meticulous path of light.
Can withstand high power density, firm film, resistant to wipe.
Used for processing, fits for engraving machine, marking machine, cutting machine, etc.

Type: Laser Focal Len
Material: Znse
Coating: 10.6um (AR Both Side)
Diameter Tolerance: +0/-0.13mm
Centre Thickness Tolerance: ± 0.25mm
Focal Length Tolerance: < ±2%
Clear Aperture: >= 90% Diameter
Scratch/Dig: 40-20
Surface Accuracy: 2per 1" Dia
Features: Durable, Smooth, Anti Reflection
Diameter: 25.4mm/1.00" (Approx.)
Focus Length: 76.2mm/3.00" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
1 x Laser Focal Len