Features
Includes quality control certificate of conformance.
Specifications
-
Diameter:
2.500 inches
-
Federal Supply Class (fsc):
Optical instruments, test equipment, components and accessories
-
National Stock Number (nsn):
6650-00-219-3490
-
Special Features:
Reflecting surface flat to 0.25 wavelength; magnet on back; contact surface parallel to mirror surface to 3 sec