Specifications:

Material: Zinc Selenide (ZnSe) Laser Grade
Diameter Tolerances: +.000”, -.005” for parts up to 2.000”Ø
Thickness: ±.010”
Parallelism: < 3 minutes of ARC
Surface Quality: < 40/20 scratch – dig Laser Finish

Spectral Performance:

SIDE 1:
Reflectance and tolerance listed as per above

SIDE 2:
Standard high efficiency low loss anti-reflectance
AR-coating for 10.6µm
Total finish part Absorption < .15%
Angle Of Incidence: 45°