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Laser window

Laser window plates are based on precision annealed K9 optical glass and UV-fused quartz. They feature a surface accuracy of λ/10 and parallelism better than 5″. These plates exhibit high transmittance, a high damage threshold, excellent thermal stability, and superior wavefront transmission.

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  • Product Description
  • Parameter Introduction
  • Precautions
  • Product Performance

    Parameter Item

    Technical Specifications

    Surface accuracy

    λ/10

    Size

    ≥φ8.0mm

    Surface finish

    20-10

    Thickness Tolerance

    ±0.2 mm

    Parallel difference

    <5 arcseconds

    Diameter error

    +0.0/-0.1 mm

    Turn the edge

    Protective bevel: 0.2–0.5 mm × 45°

    Laser damage threshold

    ≤10 J/cm²

    Materials

    Precision annealed H-K9L optical glass, UV-fused quartz

    Applicable wavelength

    266 nm / 355 nm / 532 nm / 633 nm / 1064 nm / 10.6 μm

    Application areas

    1. Laser cutting head protection
    2. Optical observation window
    3. Laser protection window

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