SCD2626-05A

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.000″+/-.005″
THICKNESS: 0.100″+/-.005″
PARALLELISM: 5 ARC SECONDS MAXIMUM.
EDGE BEVEL: LIGHT PROTECTIVE BEVEL, 2 PLACES.
SURFACE ACCURACY: POWER: 1 WAVE MAXIMUM, 2 FACES
(@ 633nm) IRREG: 1/4 WAVE MAXIMUM,2 FACES
TRANSMITTED WAVEFRONT ERROR: 1/10 WAVE MAXIMUM
(@ 633nm) OVER CLEAR APERTURE.
SURFACE QUALITY: E-E PER MIL-F-48616 WITHIN CLEAR
APERTURE, 2 FACES.
SURFACE ROUGHNESS: 25 ANGSTROMS RMS MAXIMUM.
CLEAR APERTURE: CENTRAL 0.750″ MINIMUM DIAMETER.
MATERIAL TYPE/QUALITY: SCHOTT BK7 GLASS, GRADE A,
OR EQUIVALENT.
COATING: NONE, UNCOATED SUBSTRATE.