MAJOR DIAMETER: 1.224″+.000″/-.004″
MINOR DIAMETER: 0.915″+/-.005″ (AT BASE OF TAPER)
OVERALL THICKNESS: 0.217″ REF.
MINOR DIAMETER HEIGHT: 0.0935″+/-.0045″
PARALLELISM: 0.001″/INCH MAXIMUM T.I.R.
CONCENTRICITY: DIAMETERS WITHIN 0.002″.
EDGE RADII: 0.0275″+/-.0075″INSIDE AND OUTSIDE RAD
SURFACE ACCURACY: 10 FRINGES MAXIMUM WITH CLEAR
APERTURE, 2 FACES.
SURFACE QUALITY: 10-5 MAJOR DIAMETER FACE.
EPITAXIAL POLISH, MINOR DIA.FACE
LAND DIAMETER FACE: 0.785″+/-.005″ (TOP FACE)
MAJOR DIA. BEVEL: 0.0085″+/-.0035″ X 45deg, 1 PLC.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001).
COATING: NONE, NOT REQUIRED.