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Windows

IR Windows

IR Windows are Optical Windows designed for optimal performance in the Infrared (IR) spectrums. IR Windows are ideal for use in FTIR spectroscopy, in addition to thermal imaging, FLIR, or medical systems.

Tempotec Optics offers a wide range of Infrared Windows in multiple anti-reflection coating or substrate options. Substrate options include materials such as Calcium Fluoride (CaF2), Magnesium Fluoride (MgF2), Sapphire, Silicon (Si),Germanium(Ge)  Zinc Selenside (ZnSe), or Zinc Sulfide.   

 

Precision Window Selection Guide

Wavelength Range

Substrate Material

120 nm - 6.0 μm

Magnesium Fluoride(MgF2)

150 nm - 5.0 μm

Sapphire

180 nm - 8.0μm

Calcium Fluoride(CaF2)

1.2 - 8.0 μm

Silicon (Si)

2.0 - 16 μm

Germanium (Ge)

600 nm - 16 µm

Zinc Selenide (ZnSe)

Others

Support specific design


Common Specifications

Dimensional Tolerance:+/-0.1mm
Flatness: up to λ/10     
Parallelism: < 1 arc minute    
Surface quality:  40-20    


Substrate transmission curves


 






























 

                

                                 



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