W-1020-Z-AR(9.4)

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.000″+.000″/-.005″
THICKNESS: 0.200″+/-.005″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
FLATNESS: 1/40 WAVE MAXIMUM @ 10.6u, 2 FACES.
SURFACE FINISH: 40-20 PER MIL-O-13830, 2 FACES.
MATERIAL TYPE/QUALITY: CVD ZINC SELENIDE, LASER
GRADE.
COATING: ANTIREFLECTIVE COATED FOR 0.50% MAXIMUM
REFLECTANCE PER SURFACE AT 9.40 MICRONS
WITH A NORMAL INCIDENCE ANGLE, APPLIED
TO BOTH FACES.
TYPICAL ABSORPTION: 0.30% MAXIMUM.