MIL-R-52447C, MILITARY SPECIFICATION: REFLECTOR, PARABOLIC, 22-1/2 INCH, FOR SEARCHLIGHT, INFRARED, 28 VOLT, 110 AMPERE (23 SEP 1969)

MIL-R-52447C, MILITARY SPECIFICATION: REFLECTOR, PARABOLIC, 22-1/2 INCH, FOR SEARCHLIGHT, INFRARED, 28 VOLT, 110 AMPERE (23 SEP 1969)., This specification covers one type of primary reflector for use with searchlight, infrared, 28-volt, 100 ampere.