CONFIGURATION: DISC, PLANO-CONCAVE
DIAMETER: 0.500″+.000″/-.005″
EDGE THICKNESS: 0.161″+/-.005″
WEDGE ERROR: 0.0005″ MAXIMUM T.I.R.
FOCAL LENGTH: – 0.9543″ NOMINAL AT 633nm.
SPHERICAL RADIUS: 0.7539″+/-.0038″
SURFACE ACCURACY: 1 WAVE MAXIMUM @ 0.633um,
2 FACES.
SURFACE QUALITY: 40-20 PER MIL-PRF-13830, 2 FACES.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGAPHIC ORIENTATION: (0001).
COATING: NONE, NOT REQUIRED.