ERCC-1024-Z-01M-UC

CONFIGURATION: DISC, PLANO-CONCAVE (1.0 METER)
DIAMETER: 1.000″+.000″/-.005″
EDGE THICKNESS: 0.245″+/-.005″
WEDGE ANGLE: 30 ARC MINUTES +/- 5 ARC MINUTES
SURFACE ACCURACY: 1/10 WAVE MAXIMUM @ 4.5 MICRONS
SURFACE QUALITY: 20-10 PER MIL-PRF-13830, 2 FACES.
SURFACE FINISH: < 10 ANGSTROMS RMS, 2 FACES.
MATERIAL TYPE/QUALITY: ZINC SELENIDE, LASER GRADE.
COATING: NONE, UNCOATED SUBSTRATE.
MARKING: ARROW ON OD SURFACE POINTING TOWARDS
CONCAVE FACE.