TM-1538-S-ES/DBMR 0156-329-00

CONFIGURATION: DISC, PLANE-PARALLEL
DIAMETER: 1.500″+.000″/-.005″
THICKNESS: 0.375″+/-.005″
PARALLELISM: 3 ARC MINUTES MAXIMUM.
FLATNESS: 1/40 WAVE MAXIMUM @10.6um, POLISHED FACE
SURFACE QUALITY: 20-10 SCRATCH-DIG, POLISHED FACE.
FINE GROUND BACK FACE
MATERIAL TYPE/QUALITY: SILICON, SINGLE CRYSTAL,
MIRROR GRADE.
COATING: ENHANCED SILVER COAT FOR 99.6% MINIMUM
REFLECTANCE AT 10.6 MICRONS AND ALSO
85.0% MINIMUM REFLECTANCE AT 0.633
MICRONS, BOTH WITH A 45 DEGREE INCIDENCE
ANGLE, APPLIED TO POLISHED FACE.
SPECIAL BACKING: STEEL WASHER EPOXY TO BACK SIDE.
WASHER SIZE: 1.055″OD X 3/8″ID
0.020″THK.