SCD1826-02A

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 0.210"+.000"/-.002"
THICKNESS: 0.020"+/-.001"
PARALLELISM: 0.0005" MAXIMUM WEDGE.
EDGE BEVEL: 0.005" MAXIMUM X 45deg, 2 FACES.
FLATNESS: POWER: 3 FRINGES MAXIMUM, 2 FACES.
(0.170"CA) IRREG: 1/2 FRINGE MAXIMUM, 2 FACES.
SURFACE QUALITY: 60-40 PER MIL-O-13830, 2 FACES.
MATERIAL TYPE/QUALITY: GERMANIUM, OPTICAL GRADE.
COATING: NONE, NOT REQUIRED.

SCD2405-04A

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 0.250"+/-.005"
THICKNESS: 0.40mm +/- 0.025mm
PARALLELISM: 1 ARC MINUTE MAXIMUM
FLATNESS: 1/4 WAVE MAXIMUM @ 633um, 2 FACES.
CLEAR APERTURE: CENTRAL 0.200"MINIMUM DIAMETER,
2 FACES.
SURFACE QUALITY: 20-10 PER MIL-PRF-13830, 2 FACES.
MATERIAL TYPE/QUALITY: GERMANIUM, OPTICAL GRADE.
CRYSTALLOGRAPHIC ORIENTATION: (110) +/- 30 ARC
MINUTES.
COATING: NONE, NOT REQUIRED.

SCD2510-02A

CONFIGURATION: DISC, PLANE-WEDGED.
DIAMETER: 21.00mm +/- 0.025mm
THICKNESS: 2.00mm +/- 0.10mm (HIGH SIDE OF WEDGE)
WEDGE ANGLE: 0.30 DEGREES +/- 0.10 DEGREE
EDGE BEVEL: 0.08mm +/- 0.04mm X 45deg, 2 PLACES
FLATNESS: 1/2 WAVE POWER, 1/4 WAVE IRREG, 2 FACES.
SURFACE QUALITY: 60-40 PER MIL-PRF-13830, 2 FACES.
CLEAR APERTURE: CENTRAL 17.00mm MINIMUM DIAMETER.
EDGE CHIPS: 0.25mm MAXIMUM IN ANY ONE DIMENSION.
MATERIAL TYPE/QUALITY: GERMANIUM, OPTICAL GRADE.
COATING: NONE, NOT REQUIRED.
MARKING: SEE DRAWING FOR CORRECT MARKING OF WEDGE
LOCATION.

SCD3635-02A

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.9685"+.0000"/-.0039"
THICKNESS: 0.1181"+/-.0019"
OD FLAT WIDTH: 0.515" +/-.050"
OD FLAT LOCATION: RANDOM.
PARALLELISM: 3 ARC MINUTES MAXIMUM.
SURFACE ACCURACY: 2 WAVES MAXIMUM @ 633um, 2 FACES
SURFACE FINISH: 40-20 PER MIL-PRF-13830, 2 FACES.
MATERIAL TYPE/QUALITY: GERMANIUM, SINGLE CRYSTAL,
OPTICAL GRADE.
COATING: NONE, NOT REQUIRED.