TM-1012-BK-DBMR(355/532)

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.000″+.000″/-.005″
THICKNESS: 0.120″+/-.010″
PARALLELISM: 10 ARC SECONDS MAXIMUM.
FLATNESS: 1/4 WAVE MAXIMUM AT 0.633u, 2 FACES.
SURFACE FINISH: 10-5 SCRATCH/DIG PER MIL-O-13830,
2 FACES.
EDGE BEVEL: 0.25mm NOMINAL X 45deg, 2 PLACES.
MATERIAL: BK-7 GLASS, GRADE A, FINE ANNEALED
COATING: SURFACE “1”: COATED FOR >99.0% AVERAGE
REFLECTANCE @ 0.355um AND >90.0% AVERAGE
REFLECTANCE @ 0.532um, WITH A 45 DEGREE
INCIDENCE ANGLE.
SURFACE “2”: NONE, UNCOATED.
MARKING: ARROW ON OD SURFACE POINTING TOWARDS
SURFACE “1”.