CONFIGURATION: DISC, PLANO-CONCAVE (1.50 METER)
DIAMETER: 2.000″+.000″/-.005″
THICKNESS: 0.200″+/-.005″
WEDGE ERROR: 1.5 ARC MINUTES MAXIMUM
FLATNESS: 1/4 WAVE MAXIMUM AT 0.633um, 2 FACES.
SURFACE QUALITY: 40-20 PER MIL-PRF-13830, 2 FACES.
SURFACE FINISH: < 20 ANGSTROMS RMS, 2 FACES.
MATERIAL TYPE/QUALITY: ZINC SELENIDE, LASER GRADE.
COATING: NONE, UNCOATED SUBSTRATE.
MARKING: ARROW ON OD SURFACE POINTING TOWARDS
CONCAVE FACE. ALSO MARK “1.50M”
Dimensions | 0.1 in |
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