WM-202.5-Z-DBAR(650)/290081

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 20.00mm + 0.00mm /- 0.10mm
THICKNESS: 2.50mm +/- 0.25mm
PARALLELISM: 3 ARC MINUTES MAXIMUM
FLATNESS: 1/40 WAVE MAXIMUM AT 10.6u, 2 FACES.
SURFACE QUALITY: 40-20 SCRATCH-DIG, 2 FACES.
MATERIAL TYPE/QUALITY: CVD ZnSe, LASER GRADE.
COATING: DUAL-BAND ANTIREFLECTIVE COATED FOR
0.25% MAXIMUM REFLECTANCE PER SURFACE AT
10.6 MICRONS AND ALSO 85.0% MINIMUM
TRANSMISSION AT 0.650 MICRONS WITH A
NORMAL INCIDENCE ANGLE, APPLIED TO BOTH
FACES.