CONFIGURATION: SQUARE PLATE, PLANE-PARALLEL.
LENGTH: 2.000″+.000″/-.005″
WIDTH: 2.000″+.000″/-.005″
THICKNESS: 0.020″+/-.002″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
CORNER BEVELS: LIGHT PROTECITVE BEVEL, 4 PLACES.
EDGE BEVELS: LIGHT PROTECTIVE BEVEL, 8 PLACES.
FLATNESS: NOT SPECIFIED.
CLEAR APERTURE: NOT SPECIFIED.
SURFACE QUALITY: 60-40 PER MIL-PRF-13830, 2 FACES.
MATERIAL TYPE/QUALITY: CRYSTAL QUARTZ, OPTICAL
QUALITY.
CRYSTALLOGRAPHIC ORIENTATION: Z-CUT
COATING: NONE, NOT REQUIRED.