Design Research Optics - Performance Engineered CO2 Laser Optics
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  • WZ-2020-BBAR(8-12)
  • WZ-2020-BBAR(8-12)


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ZnSe Windows (BBAR Coated) - Model #: WZ-2020-BBAR(8-12)
2.00"Ø X .200"
Coated BBAR @ 8-12µm both sides
Transmission > 96% avg. over range in accordance with attached spectral curve

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Material: Zinc Selenide (ZnSe)
Laser Grade Diameter Tolerances: +.000”, -.005” for parts up to 2.000”Ø
+.000”, -.010” for parts from 2.50” to 6.000”Ø
Thickness: ±.010”
Parallelism: < 30 seconds of arc
Surface Quality: < 40/20 scratch – dig Laser Finish

Adhesion, moderate abrasion, humidity, cleanability and temperature influence to Mil-C-48497 equivalency

Spectral Performance:

Standard high efficiency low loss
anti-reflectance thin film coating applied to both sides.
Reflectance per surface 2% average from 8-12µm
Transmission > 96.0% average from 8-12µm
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