TRCC-2020-S-20-PS

CONFIGURATION: DISC, PLANO-CONCAVE
DIAMETER: 2.000″+.000″/-.005″
EDGE THICKNESS: 0.200″+/-.010″
WEDGE ERROR: 5 ARC MINUTES MAXIMUM
SPHERICAL RADIUS: 20 METERS +/- 0.20 METERS
SURFACE ACCURACY: 1/40 WAVE MAXIMUM @ 10.6um,
CONCAVE POLISHED FACE.
SURFACE QUALITY: 20-10 SCRATCH-DIG PER MIL-O-13830
CONCAVE FACE.
FINE GROUND PLANO FACE.
MATERIAL TYPE/QUALITY: SILICON, SINGLE CRYSTAL,
MIRROR GRADE.
COATING: PROTECTED SILVER COATING FOR 99.0%
MINIMUM REFLECTANCE AT 10.6 MICRONS
WITH A NORMAL INCIDENCE ANGLE, APPLIED
TO CONCAVE FACE.