SCD1888-01A

SCD1978-01A

CONFIGURATION: DISC, PLANO-CONCAVE
DIAMETER: 0.500"+.000"/-.005"
EDGE THICKNESS: 2.00mm +/- 0.04mm
WEDGE ANGLE: 3.0 MINUTES +/- 0.2 MINUTES
( BEST EFFORT ONLY )
RADIUS OF CURVATURE (SURFACE 1): 300.00mm CONCAVE
+/- 6.0mm
RADIUS OF CURVATURE (SURFACE 2): INFINITE (PLANO)
TOL.NOT SPECIFIED
SURFACE ACCURACY: 1/10 WAVE RMS MAXIMUM, 2 FACES.
SURFACE QUALITY: 40-20 PER MIL-O-13830, 2 FACES.
SURFACE ROUGHNESS: 10 ANGSTROMS RMS MAXIMUM,
2 FACES.
EDGE BEVELS: 0.005" NOMINAL X 45deg, 2 PLACES.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001)
COATING: SEE SPECIFICATION SCD1978 Rev.A

SCD1975-01A

CONFIGURATION: DISC, PLANO-CONCAVE
DIAMETER: 0.500"+.000"/-.005"
EDGE THICKNESS: 2.00mm +/- 0.04mm
WEDGE ANGLE: 3.0 MINUTES +/- 0.2 MINUTES
( BEST EFFORT ONLY )
RADIUS OF CURVATURE (SURFACE 1): 240.00mm CONCAVE
+/- 4.8mm
RADIUS OF CURVATURE (SURFACE 2): INFINITE (PLANO)
TOL.NOT SPECIFIED
SURFACE ACCURACY: 1/10 WAVE RMS MAXIMUM, 2 FACES.
SURFACE QUALITY: 40-20 PER MIL-O-13830, 2 FACES.
SURFACE ROUGHNESS: 10 ANGSTROMS RMS MAXIMUM,
2 FACES.
EDGE BEVELS: 0.005" NOMINAL X 45deg, 2 PLACES.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001)
COATING: SEE SPECIFICATION SCD1975 Rev.A

SCD2396-01A

CONFIGURATION: PLATE, PLANE-PARALLEL
LENGTH: 1.000"+/-.010"
WIDTH: 0.590"+/-.010"
THICKNESS: 0.160"+/-.010"
PARALLELISM: NOT SPECIFIED.
EDGE BEVELS: 0.060"+/-.010" X 45deg, 1 PLACE.
ALONG ONE OF THE 1.000" LONG EDGES,
ON THE FINE GROUND FACE. (SEE DWG).
0.007" NOMINAL X 45deg, ALL OTHER
EDGES.
SURFACE FINISH: 10-5 PER MIL-PRF-13830, ONE FACE.
FINE GROUND ALL OTHER FACES.
SURFACE ACCURACY: 1/4 RMS MAXIMUM, POLISHED FACE.
MATERIAL TYPE/QUALITY: SAPPHIRE, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (0001).
COATING: REFLECTIVE MIRROR COAT FOR > 99.7%
REFLECTANCE AT 1.03 MICRONS WITH A 32
DEGREE INCIDENCE ANGLE, APPLIED TO
POLISHED FACE. SEE DWG FOR COATED AREA.