The ZnSe round optical window offers broadband transmission from 600 nm to 16 μm with low absorption and excellent thermal stability, making it an ideal protective window for infrared and CO₂ laser systems.
Material :
Zinc SelenideDimension Tolerance :
+0.0 / -0.1 mmThickness Tolerance :
±0.1mmSurface Accuracy :
λ/4 @ 632.8 nmParallelism :
< 1 arc minSurface Quality :
60-40Clear Aperture :
> 90%Edge Bevel :
0.2 × 45°
Product Description
This ZnSe round window features a precision parallel-plate design to protect sensitive optical and electronic components from external environments. Zinc selenide provides stable transmission from visible to long-wave infrared wavelengths, supporting broadband optical systems.
Performance Advantages
Broadband infrared optical window covering 600 nm–16 μm
Low absorption ZnSe substrate minimizes thermal effects
Excellent thermal stability for demanding environments
Large clear aperture over 90% for efficient light transmission
Custom coating options available for optimized performance
Application Range
The ZnSe round optical window is widely used in CO₂ laser systems, infrared imaging, LiDAR, optical sensors, and spectroscopy equipment operating in harsh environments, where broadband IR transmission and reliable optical protection are required.
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