MIL-PRF-13830B
MIL-PRF-13830B, PERFORMANCE SPECIFICATION: OPTICAL COMPONENTS FOR FIRE CONTROL INSTRUMENTS; GENERAL SPECIFICATION GOVERNING THE MANUFACTURE, ASSEMBLE, AND INSPECTION (9 JAN 1997) ., This specification covers the manufacture, assembly and inspection of finished optical components such as lenses, prisms, mirrors, reticle windows and wedges for fire control instruments.
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