SCD2061-02A

DIAMETER: 2.000″+.000″/-.005″
THICKNESS: 0.250″+/-.001″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
FLATNESS: 1/2 WAVE MAXIMUM AT 0.632um, 2 FACES.
EDGE BEVEL: 0.020″ MAXIMUM X 45deg, 2 PLACES.
SURFACE FINISH: 40-20 PER MIL-O-13830, 2 FACES.
CLEAR APERTURE: CENTRAL 1.875″ MINIMUM, 2 FACES.
MATERIAL TYPE/QUALITY: ZINC SUFIDE, MULTISPECTRAL
GRADE. (CLEARTRAN)
COATING: NONE, UNCOATED SUBSTRATE.