CONFIGURATION: PLATE,WITH V-GROOVE, PLANE-PARALLEL
LENGTH: 40.00mm +/- 2.00mm
WIDTH: 5.10mm +/- 0.20mm
THICKNESS: 1.00mm +/- 0.20mm
GROOVE: 0.30mm + 0.10mm /- 0.00mm DEPTH TO VIRTUAL
APEX, LOCATED ON CTR, ALONG LENGTH OF PART
SURFACE ACCURACY: 1/4 WAVE MAXIMUM OVER CENTRAL
1.00″.
SURFACE FINISH: FACES POLISHED 80-50 PER
MIL-PRF-13830, ALL OTHERS FINE
GROUND (INCLUDING GROOVE).
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: RANDOM
COATING: NONE, NOT REQUIRED.