LENGTH X WIDTH TOLERANCE: +/-.001″
THICKNESS TOLERANCE: +/-.001″
PARALLELISM: 0.0005″ MAXIMUM T.I.R.
FLATNESS: 10 WAVES/INCH MAXIMUM, 2 FACES.
SURFACE FINISH: 1 MICROINCH OR BETTER, 2 FACES.
MATERIAL QUALITY: OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: C-AXIS IN THE PLANE
OF THE FACES, 90deg NOMINAL.