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High Precision Laser Flat Optical Window

High Precision Laser Flat Optical Window

The laser flat optical window is made from premium optical glass, offering excellent transmission and surface flatness to ensure stable beam quality and protect sensitive optical components in high-power laser systems.

  • Material :

    H-K9L Optical Glass
  • Dimension Tolerance :

    +0.0 / -0.1 mm
  • Thickness Tolerance :

    ±0.2 mm
  • Surface Accuracy :

    λ/10 @ 633 nm
  • Parallelism :

    <5 arcsec
  • Irregularity(P-V) :

    λ/8 @ 633 nm
  • Surface Quality :

    20-10
  • Edge Bevel :

    Protective Bevel 0.2~0.5mmX45°
  • Product Details

 

Product Description

The Laser Flat Optical Window is designed to deliver outstanding durability and optical clarity for demanding laser applications. Constructed from H-K9L optical glass, it undergoes precision annealing to achieve exceptional homogeneity and minimal birefringence.

With a surface flatness of λ/10 at 633 nm and parallelism under 5 arcseconds, it minimizes optical distortion and power loss. The 20-10 surface quality ensures a clean, scratch-free surface that withstands high laser energy exposure. Ideal for laser cutting heads, beam delivery systems, and optical inspection instruments, this window offers reliable protection without compromising transmission efficiency.

 

Performance Advantages

High transmission across UV–NIR spectral range

λ/10 flatness and <5″ parallelism for minimal distortion

Excellent laser damage resistance for high-power systems

Precision-polished and annealed for optical stability

Customizable sizes and coatings (AR/HR/BBAR available)

 

Application Range

Laser cutting head protective window

Laser output window and beam protection

Optical testing and metrology systems

Industrial and scientific optical protection systems

Observation and sensor protection window

 

 

 

 

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