W-1004-FS-UC

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.000″+.000″/-.005″
THICKNESS: 0.040″+/-.005″
PARALLELISM: 10 ARC SECONDS MAXIMUM.
FLATNESS: 1 WAVE MAXIMUM @ 0.633um, 2 FACES.
SURFACE FINISH: 20-10 PER MIL-PRF-13830, 2 FACES.
MATERIAL TYPE/QUALITY: FUSED SILICA, STANDARD
OPTICAL GRADE.
COATING: NONE, UNCOATED SUBSTRATE.