W-1012-BK7-BBAR(0.4-1.0)

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.000″+.000″/-.005″
THICKNESS: 0.120″+/-.005″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
EDGE BEVEL: LIGHT PROTECTIVE BEVEL, 2 PLACES.
SURFACE ACCURACY: 1/4 WAVE MAXIMUM, 2 FACES.
SURFACE QUALITY: 20-10 PER MIL-O-13830, 2 FACES.
CLEAR APERTURE: CENTRAL 0.900 MINIMUM DIAMETER.
MATERIAL TYPE/QUALITY: BK-7 GLASS, GRADE A.
COATING: BROAD-BAND ANTIREFLECTIVE COATED FOR
1.0% MAXIMUM REFLECTANCE PER SURFACE FROM
0.400um TO 1.00um WITH A NORMAL INCIDENCE
ANGLE, APPLIED TO BOTH FACES.