CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 0.500″+.000″/-.005″
THICKNESS: 0.010″+/-.001″
PARALLELISM: NOT SPECIFIED
FLATNESS: 2 FRINGES MAXIMUM, POLISHED FACE.
SURFACE QUALITY: 40-20 SCRATCH-DIG, 1 FACE.
FINE GROUND, 1 FACE.
CLEAR APERTURE: CENTRAL 0.480″MINIMUM DIAMETER.
EDGE BEVEL: NONE, NOT REQUIRED
MATERIAL: SAPPHIRE, MIRROR GRADE.
COATING: PROTECTED SILVER COAT FOR 99.5% MINIMUM
REFLECTANCE AT 10.6 MICRONS AND ALSO
95.0% MINIMUM REFLECTANCE AT 0.633
MICRONS, WITH A 45deg INCIDENCE ANGLE
APPLIED TO POLISHED FACE.
TOTAL ABSORPTION: 0.20% MAXIMUM.
Dimensions | 0.1 in |
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