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Windows (AR Coated) - Model #: WZ-4312-AR
Replaces: Thor Labs® G-60-0261
Protection type window
4.339" (110.21mm) Ø X .125” (3.18mm) ±.005”
TWD < 1/10 wave @10.6µm over any 35mmØ
Coated: AR/AR @10.6µm
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
Standard high efficiency low loss
anti-reflectance thin film coating applied to both sides.
Reflectance per surface 2% average from 3-12µm
Transmission > 96.0% average from 3-12µm